diff options
Diffstat (limited to 'gold')
| -rw-r--r-- | gold/ChangeLog | 15 | ||||
| -rw-r--r-- | gold/Makefile.am | 4 | ||||
| -rw-r--r-- | gold/Makefile.in | 10 | ||||
| -rwxr-xr-x | gold/configure | 184 | ||||
| -rw-r--r-- | gold/configure.ac | 37 | ||||
| -rw-r--r-- | gold/configure.tgt | 26 | ||||
| -rw-r--r-- | gold/po/POTFILES.in | 17 | ||||
| -rw-r--r-- | gold/po/gold.pot | 641 | ||||
| -rw-r--r-- | gold/sparc.cc | 3131 |
9 files changed, 3680 insertions, 385 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog index a29e903..1516415 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,18 @@ +2008-04-14 David S. Miller <davem@davemloft.net> + + * sparc.cc: New file. + * Makefile.am (TARGETSOURCES): Add sparc.cc + (ALL_TARGETOBJS): Add sparc.$(OBJEXT) + * configure.tgt: Document targ_extra_size and + targ_extra_big_endian. Add entries for sparc-* and + sparc64-*. + * configure.ac: Handle targ_extra_size and + targ_extra_big_endian. + * Makefile.in: Rebuild. + * configure: Likewise. + * po/POTFILES.in: Likewise. + * po/gold.pot: Likewise. + 2008-04-14 Ian Lance Taylor <iant@google.com> * layout.cc (Layout::Layout): Initialize sections_are_attached_. diff --git a/gold/Makefile.am b/gold/Makefile.am index ea43458..148999d 100644 --- a/gold/Makefile.am +++ b/gold/Makefile.am @@ -103,10 +103,10 @@ YFILES = \ EXTRA_DIST = yyscript.c yyscript.h TARGETSOURCES = \ - i386.cc x86_64.cc + i386.cc x86_64.cc sparc.cc ALL_TARGETOBJS = \ - i386.$(OBJEXT) x86_64.$(OBJEXT) + i386.$(OBJEXT) x86_64.$(OBJEXT) sparc.$(OBJEXT) libgold_a_SOURCES = $(CCFILES) $(HFILES) $(YFILES) diff --git a/gold/Makefile.in b/gold/Makefile.in index 6acd7de..4ca4468 100644 --- a/gold/Makefile.in +++ b/gold/Makefile.in @@ -54,10 +54,11 @@ DIST_COMMON = README $(am__configure_deps) $(srcdir)/../config.guess \ subdir = . ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 am__aclocal_m4_deps = $(top_srcdir)/../config/depstand.m4 \ + $(top_srcdir)/../config/gettext-sister.m4 \ $(top_srcdir)/../config/lead-dot.m4 \ + $(top_srcdir)/../config/nls.m4 $(top_srcdir)/../config/po.m4 \ + $(top_srcdir)/../config/proginstall.m4 \ $(top_srcdir)/../config/progtest.m4 \ - $(top_srcdir)/../config/po.m4 $(top_srcdir)/../config/nls.m4 \ - $(top_srcdir)/../config/gettext-sister.m4 \ $(top_srcdir)/../bfd/warning.m4 $(top_srcdir)/configure.ac am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ $(ACLOCAL_M4) @@ -377,10 +378,10 @@ YFILES = \ EXTRA_DIST = yyscript.c yyscript.h TARGETSOURCES = \ - i386.cc x86_64.cc + i386.cc x86_64.cc sparc.cc ALL_TARGETOBJS = \ - i386.$(OBJEXT) x86_64.$(OBJEXT) + i386.$(OBJEXT) x86_64.$(OBJEXT) sparc.$(OBJEXT) libgold_a_SOURCES = $(CCFILES) $(HFILES) $(YFILES) sources_var = main.cc @@ -533,6 +534,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/resolve.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/script-sections.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/script.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sparc.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stringpool.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/symtab.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/target-select.Po@am__quote@ diff --git a/gold/configure b/gold/configure index 4201127..6fb0c7e 100755 --- a/gold/configure +++ b/gold/configure @@ -982,7 +982,7 @@ esac else echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2 fi - cd "$ac_popdir" + cd $ac_popdir done fi @@ -1463,6 +1463,7 @@ am__api_version="1.9" # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" # OS/2's system install, which has a completely different semantic # ./install, which can be erroneously created by make from ./install.sh. +# Reject install programs that cannot install multiple files. echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5 echo $ECHO_N "checking for a BSD-compatible install... $ECHO_C" >&6 if test -z "$INSTALL"; then @@ -1496,8 +1497,18 @@ case $as_dir/ in # program-specific install script used by HP pwplus--don't use. : else - ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c" - break 3 + rm -rf conftest.one conftest.two conftest.dir + echo one > conftest.one + echo two > conftest.two + mkdir conftest.dir + if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" && + test -s conftest.one && test -s conftest.two && + test -s conftest.dir/conftest.one && + test -s conftest.dir/conftest.two + then + ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c" + break 3 + fi fi fi done @@ -1506,15 +1517,16 @@ case $as_dir/ in esac done +rm -rf conftest.one conftest.two conftest.dir fi if test "${ac_cv_path_install+set}" = set; then INSTALL=$ac_cv_path_install else - # As a last resort, use the slow shell script. We don't cache a - # path for INSTALL within a source directory, because that will + # As a last resort, use the slow shell script. Don't cache a + # value for INSTALL within a source directory, because that will # break other packages using the cache if that directory is - # removed, or if the path is relative. + # removed, or if the value is a relative name. INSTALL=$ac_install_sh fi fi @@ -1993,30 +2005,25 @@ echo "$as_me: error: \"unsupported target $targ\"" >&2;} { (exit 1); exit 1; }; } else targetobjs="$targetobjs ${targ_obj}.\$(OBJEXT)" - if test "$targ_size" = "32"; then - if test "$targ_big_endian" = "false"; then - targ_32_little=yes - elif test "$targ_big_endian" = "true"; then - targ_32_big=yes - else - { { echo "$as_me:$LINENO: error: \"bad configure.tgt endian $targ_big_endian\"" >&5 -echo "$as_me: error: \"bad configure.tgt endian $targ_big_endian\"" >&2;} - { (exit 1); exit 1; }; } - fi - elif test "$targ_size" = "64"; then - if test "$targ_big_endian" = "false"; then - targ_64_little=yes - elif test "$targ_big_endian" = "true"; then - targ_64_big=yes - else - { { echo "$as_me:$LINENO: error: \"bad configure.tgt endian $targ_big_endian\"" >&5 -echo "$as_me: error: \"bad configure.tgt endian $targ_big_endian\"" >&2;} - { (exit 1); exit 1; }; } - fi - else - { { echo "$as_me:$LINENO: error: \"bad configure.tgt size $targ_size\"" >&5 -echo "$as_me: error: \"bad configure.tgt size $targ_size\"" >&2;} - { (exit 1); exit 1; }; } + if test "$targ_size" = "32" -o "$targ_extra_size" = "32"; then + if test "$targ_big_endian" = "true" \ + -o "$targ_extra_big_endian" = "true"; then + targ_32_big=yes + fi + if test "$targ_big_endian" = "false" \ + -o "$targ_extra_big_endian" = "false"; then + targ_32_little=yes + fi + fi + if test "$targ_size" = "64" -o "$targ_extra_size" = "64"; then + if test "$targ_big_endian" = "true" \ + -o "$targ_extra_big_endian" = "true"; then + targ_64_big=yes + fi + if test "$targ_big_endian" = "false" \ + -o "$targ_extra_big_endian" = "false"; then + targ_64_little=yes + fi fi if test "$target" = "$targ"; then @@ -2648,7 +2655,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2706,7 +2714,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2822,7 +2831,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2876,7 +2886,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2921,7 +2932,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2965,7 +2977,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -3323,7 +3336,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -3381,7 +3395,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -3452,7 +3467,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -3496,7 +3512,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -3772,6 +3789,7 @@ fi # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" # OS/2's system install, which has a completely different semantic # ./install, which can be erroneously created by make from ./install.sh. +# Reject install programs that cannot install multiple files. echo "$as_me:$LINENO: checking for a BSD-compatible install" >&5 echo $ECHO_N "checking for a BSD-compatible install... $ECHO_C" >&6 if test -z "$INSTALL"; then @@ -3805,8 +3823,18 @@ case $as_dir/ in # program-specific install script used by HP pwplus--don't use. : else - ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c" - break 3 + rm -rf conftest.one conftest.two conftest.dir + echo one > conftest.one + echo two > conftest.two + mkdir conftest.dir + if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" && + test -s conftest.one && test -s conftest.two && + test -s conftest.dir/conftest.one && + test -s conftest.dir/conftest.two + then + ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c" + break 3 + fi fi fi done @@ -3815,15 +3843,16 @@ case $as_dir/ in esac done +rm -rf conftest.one conftest.two conftest.dir fi if test "${ac_cv_path_install+set}" = set; then INSTALL=$ac_cv_path_install else - # As a last resort, use the slow shell script. We don't cache a - # path for INSTALL within a source directory, because that will + # As a last resort, use the slow shell script. Don't cache a + # value for INSTALL within a source directory, because that will # break other packages using the cache if that directory is - # removed, or if the path is relative. + # removed, or if the value is a relative name. INSTALL=$ac_install_sh fi fi @@ -4273,7 +4302,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4315,7 +4345,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4372,7 +4403,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4522,7 +4554,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4581,7 +4614,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4630,7 +4664,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4686,7 +4721,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4738,7 +4774,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -4912,7 +4949,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -5239,7 +5277,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -5409,7 +5448,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -5480,7 +5520,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -5534,7 +5575,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -5597,7 +5639,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -5999,7 +6042,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -6149,7 +6193,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -6333,7 +6378,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -6391,7 +6437,8 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_cxx_werror_flag" || test ! -s conftest.err' + { ac_try='test -z "$ac_cxx_werror_flag" + || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -7460,6 +7507,11 @@ esac *) ac_INSTALL=$ac_top_builddir$INSTALL ;; esac + if test x"$ac_file" != x-; then + { echo "$as_me:$LINENO: creating $ac_file" >&5 +echo "$as_me: creating $ac_file" >&6;} + rm -f "$ac_file" + fi # Let's still pretend it is `configure' which instantiates (i.e., don't # use $as_me), people would be surprised to read: # /* config.h. Generated by config.status. */ @@ -7498,12 +7550,6 @@ echo "$as_me: error: cannot find input file: $f" >&2;} fi;; esac done` || { (exit 1); exit 1; } - - if test x"$ac_file" != x-; then - { echo "$as_me:$LINENO: creating $ac_file" >&5 -echo "$as_me: creating $ac_file" >&6;} - rm -f "$ac_file" - fi _ACEOF cat >>$CONFIG_STATUS <<_ACEOF sed "$ac_vpsub diff --git a/gold/configure.ac b/gold/configure.ac index dd9ad8a..793784e 100644 --- a/gold/configure.ac +++ b/gold/configure.ac @@ -107,24 +107,25 @@ for targ in $target $canon_targets; do AC_MSG_ERROR("unsupported target $targ") else targetobjs="$targetobjs ${targ_obj}.\$(OBJEXT)" - if test "$targ_size" = "32"; then - if test "$targ_big_endian" = "false"; then - targ_32_little=yes - elif test "$targ_big_endian" = "true"; then - targ_32_big=yes - else - AC_MSG_ERROR("bad configure.tgt endian $targ_big_endian") - fi - elif test "$targ_size" = "64"; then - if test "$targ_big_endian" = "false"; then - targ_64_little=yes - elif test "$targ_big_endian" = "true"; then - targ_64_big=yes - else - AC_MSG_ERROR("bad configure.tgt endian $targ_big_endian") - fi - else - AC_MSG_ERROR("bad configure.tgt size $targ_size") + if test "$targ_size" = "32" -o "$targ_extra_size" = "32"; then + if test "$targ_big_endian" = "true" \ + -o "$targ_extra_big_endian" = "true"; then + targ_32_big=yes + fi + if test "$targ_big_endian" = "false" \ + -o "$targ_extra_big_endian" = "false"; then + targ_32_little=yes + fi + fi + if test "$targ_size" = "64" -o "$targ_extra_size" = "64"; then + if test "$targ_big_endian" = "true" \ + -o "$targ_extra_big_endian" = "true"; then + targ_64_big=yes + fi + if test "$targ_big_endian" = "false" \ + -o "$targ_extra_big_endian" = "false"; then + targ_64_little=yes + fi fi if test "$target" = "$targ"; then diff --git a/gold/configure.tgt b/gold/configure.tgt index 93615aa..967db56 100644 --- a/gold/configure.tgt +++ b/gold/configure.tgt @@ -29,10 +29,12 @@ # canonicalized GNU configuration triplet. It sets the following # shell variables: -# targ_obj object file to include in the link, with no extension -# targ_machine ELF machine code for this target -# targ_size size of this target--32 or 64 -# targ_big_endian whether the target is big-endian--true or false +# targ_obj object file to include in the link, with no extension +# targ_machine ELF machine code for this target +# targ_size size of this target--32 or 64 +# targ_extra_size extra targ_size setting for the target +# targ_big_endian whether the target is big-endian--true or false +# targ_extra_big_endian extra targ_big_endian setting for the target # If the target is not recognized targ_obj is set to "UNKNOWN". @@ -49,6 +51,22 @@ x86_64*) targ_size=64 targ_big_endian=false ;; +sparc-*) + targ_obj=sparc + targ_machine=EM_SPARC + targ_size=32 + targ_extra_size=64 + targ_big_endian=true + targ_extra_big_endian=false + ;; +sparc64-*) + targ_obj=sparc + targ_machine=EM_SPARCV9 + targ_size=64 + targ_extra_size=32 + targ_big_endian=true + targ_extra_big_endian=false + ;; *) targ_obj=UNKNOWN ;; diff --git a/gold/po/POTFILES.in b/gold/po/POTFILES.in index 67b4293..3776c86 100644 --- a/gold/po/POTFILES.in +++ b/gold/po/POTFILES.in @@ -21,10 +21,10 @@ errors.h expression.cc fileread.cc fileread.h -gold.cc -gold.h gold-threads.cc gold-threads.h +gold.cc +gold.h i386.cc layout.cc layout.h @@ -40,28 +40,29 @@ parameters.cc parameters.h readsyms.cc readsyms.h +reloc-types.h reloc.cc reloc.h -reloc-types.h resolve.cc -script.cc script-c.h -script.h script-sections.cc script-sections.h +script.cc +script.h +sparc.cc stringpool.cc stringpool.h symtab.cc symtab.h -target.h target-reloc.h target-select.cc target-select.h +target.h tls.h token.h version.cc -workqueue.cc -workqueue.h workqueue-internal.h workqueue-threads.cc +workqueue.cc +workqueue.h x86_64.cc diff --git a/gold/po/gold.pot b/gold/po/gold.pot index cddc7f7..34da474 100644 --- a/gold/po/gold.pot +++ b/gold/po/gold.pot @@ -8,7 +8,7 @@ msgid "" msgstr "" "Project-Id-Version: PACKAGE VERSION\n" "Report-Msgid-Bugs-To: \n" -"POT-Creation-Date: 2008-03-21 10:47-0700\n" +"POT-Creation-Date: 2008-04-14 21:18-0700\n" "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n" "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n" "Language-Team: LANGUAGE <LL@li.org>\n" @@ -16,47 +16,47 @@ msgstr "" "Content-Type: text/plain; charset=CHARSET\n" "Content-Transfer-Encoding: 8bit\n" -#: archive.cc:97 +#: archive.cc:101 #, c-format msgid "%s: no archive symbol table (run ranlib)" msgstr "" -#: archive.cc:151 +#: archive.cc:165 #, c-format msgid "%s: bad archive symbol table names" msgstr "" -#: archive.cc:181 +#: archive.cc:197 #, c-format msgid "%s: malformed archive header at %zu" msgstr "" -#: archive.cc:201 +#: archive.cc:217 #, c-format msgid "%s: malformed archive header size at %zu" msgstr "" -#: archive.cc:212 +#: archive.cc:228 #, c-format msgid "%s: malformed archive header name at %zu" msgstr "" -#: archive.cc:237 +#: archive.cc:258 #, c-format msgid "%s: bad extended name index at %zu" msgstr "" -#: archive.cc:247 +#: archive.cc:268 #, c-format msgid "%s: bad extended name entry at header %zu" msgstr "" -#: archive.cc:340 +#: archive.cc:363 #, c-format msgid "%s: short archive header at %zu" msgstr "" -#: archive.cc:391 archive.cc:405 +#: archive.cc:477 archive.cc:491 #, c-format msgid "%s: member at %zu is not an ELF object" msgstr "" @@ -66,7 +66,7 @@ msgstr "" msgid "cannot open %s: %s:" msgstr "" -#: compressed_output.cc:127 +#: compressed_output.cc:128 msgid "not compressing section data: zlib error" msgstr "" @@ -95,95 +95,95 @@ msgstr "" msgid "DYNAMIC section %u link %u is not a strtab" msgstr "" -#: dynobj.cc:254 +#: dynobj.cc:255 #, c-format msgid "DT_SONAME value out of range: %lld >= %lld" msgstr "" -#: dynobj.cc:266 +#: dynobj.cc:267 #, c-format msgid "DT_NEEDED value out of range: %lld >= %lld" msgstr "" -#: dynobj.cc:279 +#: dynobj.cc:280 msgid "missing DT_NULL in dynamic segment" msgstr "" -#: dynobj.cc:324 +#: dynobj.cc:326 #, c-format msgid "invalid dynamic symbol table name index: %u" msgstr "" -#: dynobj.cc:331 +#: dynobj.cc:333 #, c-format msgid "dynamic symbol table name section has wrong type: %u" msgstr "" -#: dynobj.cc:405 object.cc:251 object.cc:616 +#: dynobj.cc:407 object.cc:252 object.cc:619 #, c-format msgid "bad section name offset for section %u: %lu" msgstr "" -#: dynobj.cc:434 +#: dynobj.cc:436 #, c-format msgid "duplicate definition for version %u" msgstr "" -#: dynobj.cc:463 +#: dynobj.cc:465 #, c-format msgid "unexpected verdef version %u" msgstr "" -#: dynobj.cc:479 +#: dynobj.cc:481 #, c-format msgid "verdef vd_cnt field too small: %u" msgstr "" -#: dynobj.cc:487 +#: dynobj.cc:489 #, c-format msgid "verdef vd_aux field out of range: %u" msgstr "" -#: dynobj.cc:498 +#: dynobj.cc:500 #, c-format msgid "verdaux vda_name field out of range: %u" msgstr "" -#: dynobj.cc:508 +#: dynobj.cc:510 #, c-format msgid "verdef vd_next field out of range: %u" msgstr "" -#: dynobj.cc:542 +#: dynobj.cc:544 #, c-format msgid "unexpected verneed version %u" msgstr "" -#: dynobj.cc:551 +#: dynobj.cc:553 #, c-format msgid "verneed vn_aux field out of range: %u" msgstr "" -#: dynobj.cc:565 +#: dynobj.cc:567 #, c-format msgid "vernaux vna_name field out of range: %u" msgstr "" -#: dynobj.cc:576 +#: dynobj.cc:578 #, c-format msgid "verneed vna_next field out of range: %u" msgstr "" -#: dynobj.cc:587 +#: dynobj.cc:589 #, c-format msgid "verneed vn_next field out of range: %u" msgstr "" -#: dynobj.cc:635 +#: dynobj.cc:637 msgid "size of dynamic symbols is not multiple of symbol size" msgstr "" -#: dynobj.cc:1356 +#: dynobj.cc:1358 #, c-format msgid "symbol %s has undefined version %s" msgstr "" @@ -198,12 +198,17 @@ msgstr "" msgid "%s: %s: warning: " msgstr "" -#: errors.cc:161 +#: errors.cc:163 #, c-format msgid "%s: %s: undefined reference to '%s'\n" msgstr "" -#: errors.cc:171 +#: errors.cc:167 +#, c-format +msgid "%s: %s: undefined reference to '%s', version '%s'\n" +msgstr "" + +#: errors.cc:177 #, c-format msgid "%s: " msgstr "" @@ -283,86 +288,61 @@ msgstr "" msgid "%s: fstat failed: %s" msgstr "" -#: fileread.cc:246 +#: fileread.cc:266 #, c-format msgid "%s: pread failed: %s" msgstr "" -#: fileread.cc:252 +#: fileread.cc:272 #, c-format msgid "%s: file too short: read only %lld of %lld bytes at %lld" msgstr "" -#: fileread.cc:331 +#: fileread.cc:353 #, c-format msgid "%s: mmap offset %lld size %lld failed: %s" msgstr "" -#: fileread.cc:406 +#: fileread.cc:497 #, c-format msgid "%s: lseek failed: %s" msgstr "" -#: fileread.cc:412 +#: fileread.cc:503 #, c-format msgid "%s: readv failed: %s" msgstr "" -#: fileread.cc:415 +#: fileread.cc:506 #, c-format msgid "%s: file too short: read only %zd of %zd bytes at %lld" msgstr "" -#: fileread.cc:562 +#: fileread.cc:655 #, c-format msgid "%s: total bytes mapped for read: %llu\n" msgstr "" -#: fileread.cc:564 +#: fileread.cc:657 #, c-format msgid "%s: maximum bytes mapped for read at one time: %llu\n" msgstr "" -#: fileread.cc:659 +#: fileread.cc:752 #, c-format msgid "cannot find -l%s" msgstr "" -#: fileread.cc:686 +#: fileread.cc:779 #, c-format msgid "cannot find %s" msgstr "" -#: fileread.cc:709 +#: fileread.cc:802 #, c-format msgid "cannot open %s: %s" msgstr "" -#: gold.cc:74 -#, c-format -msgid "%s: internal error in %s, at %s:%d\n" -msgstr "" - -#: gold.cc:120 -msgid "no input files" -msgstr "" - -#. We print out just the first .so we see; there may be others. -#: gold.cc:183 -#, c-format -msgid "cannot mix -static with dynamic object %s" -msgstr "" - -#: gold.cc:187 -#, c-format -msgid "cannot mix -r with dynamic object %s" -msgstr "" - -#: gold.cc:191 -#, c-format -msgid "cannot use non-ELF output format with dynamic object %s" -msgstr "" - #: gold-threads.cc:103 #, c-format msgid "pthead_mutextattr_init failed: %s" @@ -423,51 +403,104 @@ msgstr "" msgid "pthread_cond_broadcast failed: %s" msgstr "" +#: gold.cc:74 +#, c-format +msgid "%s: internal error in %s, at %s:%d\n" +msgstr "" + +#: gold.cc:120 +msgid "no input files" +msgstr "" + +#. We print out just the first .so we see; there may be others. +#: gold.cc:183 +#, c-format +msgid "cannot mix -static with dynamic object %s" +msgstr "" + +#: gold.cc:187 +#, c-format +msgid "cannot mix -r with dynamic object %s" +msgstr "" + +#: gold.cc:191 +#, c-format +msgid "cannot use non-ELF output format with dynamic object %s" +msgstr "" + #. FIXME: This needs to specify the location somehow. -#: i386.cc:191 i386.cc:1541 x86_64.cc:203 x86_64.cc:1428 +#: i386.cc:191 i386.cc:1610 sparc.cc:198 sparc.cc:2262 x86_64.cc:206 +#: x86_64.cc:1668 msgid "missing expected TLS relocation" msgstr "" -#: i386.cc:847 x86_64.cc:802 x86_64.cc:1029 +#: i386.cc:878 sparc.cc:1516 x86_64.cc:948 x86_64.cc:1236 #, c-format msgid "%s: unsupported reloc %u against local symbol" msgstr "" -#: i386.cc:964 i386.cc:1265 x86_64.cc:940 x86_64.cc:1215 +#: i386.cc:994 i386.cc:1313 sparc.cc:1787 sparc.cc:2137 x86_64.cc:1131 +#: x86_64.cc:1424 #, c-format msgid "%s: unexpected reloc %u in object file" msgstr "" -#: i386.cc:1104 x86_64.cc:1043 x86_64.cc:1311 +#: i386.cc:1150 sparc.cc:1806 x86_64.cc:1250 x86_64.cc:1541 #, c-format msgid "%s: unsupported reloc %u against global symbol %s" msgstr "" -#: i386.cc:1419 +#: i386.cc:1488 #, c-format msgid "%s: unsupported RELA reloc section" msgstr "" -#: i386.cc:1691 i386.cc:2258 x86_64.cc:1630 x86_64.cc:2055 +#: i386.cc:1762 i386.cc:2454 sparc.cc:2568 x86_64.cc:1871 x86_64.cc:2433 #, c-format msgid "unexpected reloc %u in object file" msgstr "" -#: i386.cc:1723 i386.cc:1799 i386.cc:1806 i386.cc:1837 i386.cc:1890 -#: x86_64.cc:1651 x86_64.cc:1731 x86_64.cc:1755 +#: i386.cc:1794 i386.cc:1873 i386.cc:1924 i386.cc:1955 i386.cc:2011 +#: sparc.cc:2574 sparc.cc:2757 sparc.cc:2818 sparc.cc:2925 x86_64.cc:1892 +#: x86_64.cc:1974 x86_64.cc:2028 x86_64.cc:2052 #, c-format msgid "unsupported reloc %u" msgstr "" -#: i386.cc:1814 +#: i386.cc:1932 msgid "both SUN and GNU model TLS relocations" msgstr "" -#: i386.cc:2272 +#: i386.cc:2468 #, c-format msgid "unsupported reloc %u in object file" msgstr "" +#: layout.cc:1384 +#, c-format +msgid "--build-id=uuid failed: could not open /dev/urandom: %s" +msgstr "" + +#: layout.cc:1391 +#, c-format +msgid "/dev/urandom: read failed: %s" +msgstr "" + +#: layout.cc:1393 +#, c-format +msgid "/dev/urandom: expected %zu bytes, got %zd bytes" +msgstr "" + +#: layout.cc:1415 +#, c-format +msgid "--build-id argument '%s' not a valid hex number" +msgstr "" + +#: layout.cc:1421 +#, c-format +msgid "unrecognized --build-id argument '%s'" +msgstr "" + #: merge.cc:449 #, c-format msgid "%s: %s merged constants size: %lu; input: %zu; output: %zu\n" @@ -496,605 +529,649 @@ msgstr "" msgid "%s: %s" msgstr "" -#: object.cc:107 +#: object.cc:108 #, c-format msgid "section name section has wrong type: %u" msgstr "" -#: object.cc:328 +#: object.cc:329 #, c-format msgid "invalid symbol table name index: %u" msgstr "" -#: object.cc:334 +#: object.cc:335 #, c-format msgid "symbol table name section has wrong type: %u" msgstr "" -#: object.cc:415 +#: object.cc:417 #, c-format msgid "section group %u info %u out of range" msgstr "" -#: object.cc:433 +#: object.cc:436 #, c-format msgid "symbol %u name offset %u out of range" msgstr "" -#: object.cc:472 +#: object.cc:475 #, c-format msgid "section %u in section group %u out of range" msgstr "" -#: object.cc:562 reloc.cc:214 reloc.cc:720 +#: object.cc:565 reloc.cc:214 reloc.cc:720 #, c-format msgid "relocation section %u has bad info %u" msgstr "" -#: object.cc:803 +#: object.cc:806 msgid "size of symbols is not multiple of symbol size" msgstr "" -#: object.cc:905 +#: object.cc:908 #, c-format msgid "local symbol %u section name out of range: %u >= %u" msgstr "" #. FIXME: Handle SHN_XINDEX. -#: object.cc:962 +#: object.cc:965 #, c-format msgid "unknown section index %u for local symbol %u" msgstr "" -#: object.cc:971 +#: object.cc:974 #, c-format msgid "local symbol %u section index %u out of range" msgstr "" -#: object.cc:1265 +#: object.cc:1268 msgid "incompatible target" msgstr "" -#: object.cc:1418 +#: object.cc:1421 #, c-format msgid "%s: unsupported ELF file type %d" msgstr "" -#: object.cc:1437 object.cc:1483 object.cc:1517 +#: object.cc:1440 object.cc:1486 object.cc:1520 #, c-format msgid "%s: ELF file too short" msgstr "" -#: object.cc:1445 +#: object.cc:1448 #, c-format msgid "%s: invalid ELF version 0" msgstr "" -#: object.cc:1447 +#: object.cc:1450 #, c-format msgid "%s: unsupported ELF version %d" msgstr "" -#: object.cc:1454 +#: object.cc:1457 #, c-format msgid "%s: invalid ELF class 0" msgstr "" -#: object.cc:1460 +#: object.cc:1463 #, c-format msgid "%s: unsupported ELF class %d" msgstr "" -#: object.cc:1467 +#: object.cc:1470 #, c-format msgid "%s: invalid ELF data encoding" msgstr "" -#: object.cc:1473 +#: object.cc:1476 #, c-format msgid "%s: unsupported ELF data encoding %d" msgstr "" -#: object.cc:1493 +#: object.cc:1496 #, c-format msgid "%s: not configured to support 32-bit big-endian object" msgstr "" -#: object.cc:1506 +#: object.cc:1509 #, c-format msgid "%s: not configured to support 32-bit little-endian object" msgstr "" -#: object.cc:1527 +#: object.cc:1530 #, c-format msgid "%s: not configured to support 64-bit big-endian object" msgstr "" -#: object.cc:1540 +#: object.cc:1543 #, c-format msgid "%s: not configured to support 64-bit little-endian object" msgstr "" -#: options.cc:139 +#: options.cc:142 #, c-format msgid "" "Usage: %s [options] file...\n" "Options:\n" msgstr "" -#: options.cc:160 options.cc:170 +#. config.guess and libtool.m4 look in ld --help output for the +#. string "supported targets". +#: options.cc:150 +#, c-format +msgid "%s: supported targets:" +msgstr "" + +#: options.cc:162 +#, c-format +msgid "Report bugs to %s\n" +msgstr "" + +#: options.cc:179 options.cc:189 #, c-format msgid "%s: invalid option value (expected an integer): %s" msgstr "" -#: options.cc:180 +#: options.cc:199 #, c-format msgid "%s: invalid option value (expected a floating point number): %s" msgstr "" -#: options.cc:189 +#: options.cc:208 #, c-format msgid "%s: must take a non-empty argument" msgstr "" -#: options.cc:218 +#: options.cc:243 #, c-format msgid "%s: must take one of the following arguments: %s" msgstr "" -#: options.cc:291 +#: options.cc:316 #, c-format msgid "unable to parse script file %s" msgstr "" -#: options.cc:299 +#: options.cc:324 #, c-format msgid "unable to parse version script file %s" msgstr "" -#: options.cc:325 +#: options.cc:357 #, c-format msgid "%s: use the --help option for usage information\n" msgstr "" -#: options.cc:334 +#: options.cc:366 #, c-format msgid "%s: %s: %s\n" msgstr "" -#: options.cc:355 +#: options.cc:387 #, c-format msgid "" "format '%s' not supported; treating as elf (supported formats: elf, binary)" msgstr "" -#: options.cc:461 +#: options.cc:493 msgid "unexpected argument" msgstr "" -#: options.cc:472 options.cc:530 +#: options.cc:506 options.cc:567 msgid "missing argument" msgstr "" -#: options.cc:541 +#: options.cc:578 msgid "unknown -z option" msgstr "" -#: options.cc:646 +#: options.cc:708 #, c-format msgid "ignoring --threads: %s was compiled without thread support" msgstr "" -#: options.cc:653 +#: options.cc:715 #, c-format msgid "ignoring --thread-count: %s was compiled without thread support" msgstr "" -#: options.cc:669 +#: options.cc:754 msgid "-shared and -r are incompatible" msgstr "" -#: options.cc:673 +#: options.cc:758 msgid "binary output format not compatible with -shared or -r" msgstr "" -#: options.cc:678 +#: options.cc:763 #, c-format msgid "--hash-bucket-empty-fraction value %g out of range [0.0, 1.0)" msgstr "" -#: options.cc:745 +#: options.cc:830 msgid "May not nest groups" msgstr "" -#: options.cc:757 +#: options.cc:842 msgid "Group end without group start" msgstr "" #. I guess it's neither a long option nor a short option. -#: options.cc:815 +#: options.cc:900 msgid "unknown option" msgstr "" -#: options.cc:841 +#: options.cc:926 #, c-format msgid "%s: missing group end\n" msgstr "" -#: options.h:405 +#: options.h:428 msgid "Report usage information" msgstr "" -#: options.h:407 +#: options.h:430 msgid "Report version information" msgstr "" -#: options.h:416 +#: options.h:439 msgid "Allow unresolved references in shared libraries" msgstr "" -#: options.h:417 +#: options.h:440 msgid "Do not allow unresolved references in shared libraries" msgstr "" -#: options.h:420 +#: options.h:443 msgid "Only set DT_NEEDED for dynamic libs if used" msgstr "" -#: options.h:421 +#: options.h:444 msgid "Always DT_NEEDED for dynamic libs" msgstr "" -#: options.h:428 +#: options.h:451 msgid "Set input format" msgstr "" -#: options.h:431 +#: options.h:454 msgid "-l searches for shared libraries" msgstr "" -#: options.h:435 +#: options.h:458 msgid "-l does not search for shared libraries" msgstr "" -#: options.h:438 +#: options.h:461 msgid "Bind defined symbols locally" msgstr "" -#: options.h:442 options.h:447 +#: options.h:464 +msgid "Generate build ID note" +msgstr "" + +#: options.h:465 options.h:496 +msgid "[=STYLE]" +msgstr "" + +#: options.h:469 options.h:474 msgid "Compress .debug_* sections in the output file" msgstr "" -#: options.h:448 +#: options.h:475 msgid "[none]" msgstr "" -#: options.h:453 +#: options.h:480 msgid "Define common symbols" msgstr "" -#: options.h:454 +#: options.h:481 msgid "Do not define common symbols" msgstr "" -#: options.h:456 options.h:458 +#: options.h:483 options.h:485 msgid "Alias for -d" msgstr "" -#: options.h:461 +#: options.h:488 msgid "Turn on debugging" msgstr "" -#: options.h:462 +#: options.h:489 msgid "[all,files,script,task][,...]" msgstr "" -#: options.h:465 +#: options.h:492 msgid "Define a symbol" msgstr "" -#: options.h:465 +#: options.h:492 msgid "SYMBOL=EXPRESSION" msgstr "" -#: options.h:469 +#: options.h:495 msgid "Demangle C++ symbols in log messages" msgstr "" -#: options.h:470 +#: options.h:499 msgid "Do not demangle C++ symbols in log messages" msgstr "" -#: options.h:473 +#: options.h:503 msgid "Try to detect violations of the One Definition Rule" msgstr "" -#: options.h:477 +#: options.h:507 msgid "Set program start address" msgstr "" -#: options.h:477 options.h:577 options.h:579 options.h:581 +#: options.h:507 options.h:613 options.h:615 options.h:617 msgid "ADDRESS" msgstr "" -#: options.h:480 +#: options.h:510 msgid "Export all dynamic symbols" msgstr "" -#: options.h:483 +#: options.h:513 msgid "Create exception frame header" msgstr "" -#: options.h:486 +#: options.h:516 msgid "Set shared library name" msgstr "" -#: options.h:486 +#: options.h:516 msgid "FILENAME" msgstr "" -#: options.h:489 +#: options.h:519 msgid "Min fraction of empty buckets in dynamic hash" msgstr "" -#: options.h:490 +#: options.h:520 msgid "FRACTION" msgstr "" -#: options.h:493 +#: options.h:523 msgid "Dynamic hash style" msgstr "" -#: options.h:493 +#: options.h:523 msgid "[sysv,gnu,both]" msgstr "" -#: options.h:497 +#: options.h:527 msgid "Set dynamic linker path" msgstr "" -#: options.h:497 +#: options.h:527 msgid "PROGRAM" msgstr "" -#: options.h:500 +#: options.h:530 msgid "Read only symbol values from FILE" msgstr "" -#: options.h:500 options.h:512 options.h:562 options.h:587 +#: options.h:530 options.h:545 options.h:598 options.h:623 msgid "FILE" msgstr "" -#: options.h:503 +#: options.h:533 msgid "Search for library LIBNAME" msgstr "" -#: options.h:503 +#: options.h:533 msgid "LIBNAME" msgstr "" -#: options.h:506 +#: options.h:536 msgid "Add directory to search path" msgstr "" -#: options.h:506 options.h:530 options.h:533 options.h:537 options.h:559 +#: options.h:536 options.h:566 options.h:569 options.h:573 options.h:595 msgid "DIR" msgstr "" -#: options.h:509 +#: options.h:539 msgid "Ignored for compatibility" msgstr "" -#: options.h:509 +#: options.h:539 msgid "EMULATION" msgstr "" -#: options.h:512 +#: options.h:542 +msgid "Create an output file even if errors occur" +msgstr "" + +#: options.h:545 msgid "Set output file name" msgstr "" -#: options.h:515 +#: options.h:548 msgid "Optimize output file size" msgstr "" -#: options.h:515 +#: options.h:548 msgid "LEVEL" msgstr "" -#: options.h:518 +#: options.h:551 msgid "Set output format" msgstr "" -#: options.h:518 +#: options.h:551 msgid "[binary]" msgstr "" -#: options.h:521 +#: options.h:554 msgid "Generate relocations in output" msgstr "" -#: options.h:524 +#: options.h:557 msgid "Generate relocatable output" msgstr "" -#: options.h:530 options.h:533 +#: options.h:560 +msgid "Relax branches on certain targets" +msgstr "" + +#: options.h:566 options.h:569 msgid "Add DIR to runtime search path" msgstr "" -#: options.h:536 +#: options.h:572 msgid "Add DIR to link time shared library search path" msgstr "" -#: options.h:540 +#: options.h:576 msgid "Strip all symbols" msgstr "" -#: options.h:542 +#: options.h:578 msgid "Strip debugging information" msgstr "" -#: options.h:544 +#: options.h:580 msgid "Strip debug symbols that are unused by gdb (at least versions <= 6.7)" msgstr "" -#: options.h:548 +#: options.h:584 msgid "Generate shared library" msgstr "" -#: options.h:553 +#: options.h:589 msgid "Do not link against shared libraries" msgstr "" -#: options.h:556 +#: options.h:592 msgid "Print resource usage statistics" msgstr "" -#: options.h:559 +#: options.h:595 msgid "Set target system root directory" msgstr "" -#: options.h:562 +#: options.h:598 msgid "Read linker script" msgstr "" -#: options.h:565 +#: options.h:601 msgid "Run the linker multi-threaded" msgstr "" -#: options.h:566 +#: options.h:602 msgid "Do not run the linker multi-threaded" msgstr "" -#: options.h:568 +#: options.h:604 msgid "Number of threads to use" msgstr "" -#: options.h:568 options.h:570 options.h:572 options.h:574 +#: options.h:604 options.h:606 options.h:608 options.h:610 msgid "COUNT" msgstr "" -#: options.h:570 +#: options.h:606 msgid "Number of threads to use in initial pass" msgstr "" -#: options.h:572 +#: options.h:608 msgid "Number of threads to use in middle pass" msgstr "" -#: options.h:574 +#: options.h:610 msgid "Number of threads to use in final pass" msgstr "" -#: options.h:577 +#: options.h:613 msgid "Set the address of the bss segment" msgstr "" -#: options.h:579 +#: options.h:615 msgid "Set the address of the data segment" msgstr "" -#: options.h:581 +#: options.h:617 msgid "Set the address of the text segment" msgstr "" -#: options.h:584 +#: options.h:620 msgid "Synonym for --debug=files" msgstr "" -#: options.h:587 +#: options.h:623 msgid "Read version script" msgstr "" -#: options.h:590 +#: options.h:626 msgid "Include all archive contents" msgstr "" -#: options.h:591 +#: options.h:627 msgid "Include only needed archive contents" msgstr "" -#: options.h:594 +#: options.h:630 +msgid "Use wrapper functions for SYMBOL" +msgstr "" + +#: options.h:630 +msgid "SYMBOL" +msgstr "" + +#: options.h:633 +msgid "Default search path for Solaris compatibility" +msgstr "" + +#: options.h:634 +msgid "PATH" +msgstr "" + +#: options.h:637 msgid "Start a library search group" msgstr "" -#: options.h:596 +#: options.h:639 msgid "End a library search group" msgstr "" -#: options.h:603 +#: options.h:646 msgid "Set common page size to SIZE" msgstr "" -#: options.h:603 options.h:610 +#: options.h:646 options.h:653 msgid "SIZE" msgstr "" -#: options.h:605 +#: options.h:648 msgid "Report undefined symbols (even with --shared)" msgstr "" -#: options.h:608 +#: options.h:651 msgid "Mark output as requiring executable stack" msgstr "" -#: options.h:610 +#: options.h:653 msgid "Set maximum page size to SIZE" msgstr "" -#: options.h:612 +#: options.h:655 msgid "Mark output as not requiring executable stack" msgstr "" -#: output.cc:994 +#: output.cc:1016 msgid "section group retained but group element discarded" msgstr "" -#: output.cc:1704 +#: output.cc:1667 #, c-format msgid "invalid alignment %lu for section \"%s\"" msgstr "" -#: output.cc:2770 +#: output.cc:2944 #, c-format msgid "nobits section %s may not precede progbits section %s in same segment" msgstr "" -#: output.cc:2916 +#: output.cc:3090 #, c-format msgid "%s: open: %s" msgstr "" -#: output.cc:2937 +#: output.cc:3111 #, c-format msgid "%s: mremap: %s" msgstr "" -#: output.cc:2974 +#: output.cc:3148 #, c-format msgid "%s: lseek: %s" msgstr "" -#: output.cc:2977 output.cc:3014 +#: output.cc:3151 output.cc:3188 #, c-format msgid "%s: write: %s" msgstr "" -#: output.cc:2985 +#: output.cc:3159 #, c-format msgid "%s: mmap: %s" msgstr "" -#: output.cc:2995 +#: output.cc:3169 #, c-format msgid "%s: munmap: %s" msgstr "" -#: output.cc:3012 +#: output.cc:3186 #, c-format msgid "%s: write: unexpected 0 return-value" msgstr "" -#: output.cc:3026 +#: output.cc:3200 #, c-format msgid "%s: close: %s" msgstr "" @@ -1110,7 +1187,7 @@ msgid "%s: file is empty" msgstr "" #. Here we have to handle any other input file types we need. -#: readsyms.cc:461 +#: readsyms.cc:468 #, c-format msgid "%s: not an object or archive" msgstr "" @@ -1162,44 +1239,11 @@ msgstr "" msgid "%s: previous definition here" msgstr "" -#: script.cc:1062 -msgid "invalid use of PROVIDE for dot symbol" -msgstr "" - -#: script.cc:1064 -msgid "invalid assignment to dot outside of SECTIONS" -msgstr "" - -#: script.cc:1979 -#, c-format -msgid "%s:%d:%d: %s" -msgstr "" - -#. There are some options that we could handle here--e.g., -#. -lLIBRARY. Should we bother? -#: script.cc:2127 -#, c-format -msgid "" -"%s:%d:%d: ignoring command OPTION; OPTION is only valid for scripts " -"specified via -T/--script" -msgstr "" - -#: script.cc:2152 -#, c-format -msgid "" -"%s:%d:%d: ignoring SEARCH_DIR; SEARCH_DIR is only valid for scripts " -"specified via -T/--script" -msgstr "" - -#: script.cc:2499 -msgid "unknown PHDR type (try integer)" -msgstr "" - -#: script-sections.cc:419 +#: script-sections.cc:422 msgid "dot may not move backward" msgstr "" -#: script-sections.cc:666 +#: script-sections.cc:669 msgid "fill value is not absolute" msgstr "" @@ -1226,11 +1270,11 @@ msgstr "" msgid "mismatched definition for constrained sections" msgstr "" -#: script-sections.cc:2474 +#: script-sections.cc:2473 msgid "no matching section constraint" msgstr "" -#: script-sections.cc:2774 +#: script-sections.cc:2773 msgid "TLS sections are not adjacent" msgstr "" @@ -1238,45 +1282,83 @@ msgstr "" msgid "allocated section not in any segment" msgstr "" -#: script-sections.cc:2910 +#: script-sections.cc:2931 #, c-format msgid "no segment %s" msgstr "" -#: script-sections.cc:2920 +#: script-sections.cc:2941 msgid "section in two PT_LOAD segments" msgstr "" -#: script-sections.cc:2927 +#: script-sections.cc:2948 msgid "allocated section not in any PT_LOAD segment" msgstr "" -#: script-sections.cc:2955 +#: script-sections.cc:2976 msgid "may only specify load address for PT_LOAD segment" msgstr "" -#: script-sections.cc:2979 +#: script-sections.cc:3000 #, c-format msgid "PHDRS load address overrides section %s load address" msgstr "" #. We could support this if we wanted to. -#: script-sections.cc:2990 +#: script-sections.cc:3011 msgid "using only one of FILEHDR and PHDRS is not currently supported" msgstr "" -#: script-sections.cc:3005 +#: script-sections.cc:3026 msgid "" "sections loaded on first page without room for file and program headers are " "not supported" msgstr "" -#: script-sections.cc:3011 +#: script-sections.cc:3032 msgid "" "using FILEHDR and PHDRS on more than one PT_LOAD segment is not currently " "supported" msgstr "" +#: script.cc:1063 +msgid "invalid use of PROVIDE for dot symbol" +msgstr "" + +#: script.cc:1065 +msgid "invalid assignment to dot outside of SECTIONS" +msgstr "" + +#: script.cc:1980 +#, c-format +msgid "%s:%d:%d: %s" +msgstr "" + +#. There are some options that we could handle here--e.g., +#. -lLIBRARY. Should we bother? +#: script.cc:2128 +#, c-format +msgid "" +"%s:%d:%d: ignoring command OPTION; OPTION is only valid for scripts " +"specified via -T/--script" +msgstr "" + +#: script.cc:2153 +#, c-format +msgid "" +"%s:%d:%d: ignoring SEARCH_DIR; SEARCH_DIR is only valid for scripts " +"specified via -T/--script" +msgstr "" + +#: script.cc:2500 +msgid "unknown PHDR type (try integer)" +msgstr "" + +#: sparc.cc:2170 x86_64.cc:1566 +#, c-format +msgid "%s: unsupported REL reloc section" +msgstr "" + #: stringpool.cc:525 #, c-format msgid "%s: %s entries: %zu; buckets: %zu\n" @@ -1292,55 +1374,55 @@ msgstr "" msgid "%s: %s Stringdata structures: %zu\n" msgstr "" -#: symtab.cc:679 +#: symtab.cc:753 #, c-format msgid "bad global symbol name offset %u at %zu" msgstr "" -#: symtab.cc:803 +#: symtab.cc:881 msgid "--just-symbols does not make sense with a shared object" msgstr "" -#: symtab.cc:809 +#: symtab.cc:887 msgid "too few symbol versions" msgstr "" -#: symtab.cc:841 +#: symtab.cc:919 #, c-format msgid "bad symbol name offset %u at %zu" msgstr "" -#: symtab.cc:895 +#: symtab.cc:973 #, c-format msgid "versym for symbol %zu out of range: %u" msgstr "" -#: symtab.cc:903 +#: symtab.cc:981 #, c-format msgid "versym for symbol %zu has no name: %u" msgstr "" -#: symtab.cc:1707 symtab.cc:1897 +#: symtab.cc:1794 symtab.cc:1984 #, c-format msgid "%s: unsupported symbol section 0x%x" msgstr "" -#: symtab.cc:2028 +#: symtab.cc:2115 #, c-format msgid "%s: undefined reference to '%s'" msgstr "" -#: symtab.cc:2098 +#: symtab.cc:2185 #, c-format msgid "%s: symbol table entries: %zu; buckets: %zu\n" msgstr "" -#: symtab.cc:2101 +#: symtab.cc:2188 #, c-format msgid "%s: symbol table entries: %zu\n" msgstr "" -#: symtab.cc:2170 +#: symtab.cc:2257 #, c-format msgid "" "while linking %s: symbol '%s' defined in multiple places (possible ODR " @@ -1361,12 +1443,12 @@ msgid "TLS relocation against invalid instruction" msgstr "" #. This output is intended to follow the GNU standards. -#: version.cc:50 +#: version.cc:64 #, c-format msgid "Copyright 2008 Free Software Foundation, Inc.\n" msgstr "" -#: version.cc:51 +#: version.cc:65 #, c-format msgid "" "This program is free software; you may redistribute it under the terms of\n" @@ -1380,17 +1462,16 @@ msgstr "" msgid "%s failed: %s" msgstr "" -#: x86_64.cc:1336 -#, c-format -msgid "%s: unsupported REL reloc section" +#: x86_64.cc:984 +msgid "requires unsupported dynamic reloc; recompile with -fPIC" msgstr "" -#: x86_64.cc:1803 +#: x86_64.cc:2102 #, c-format msgid "unsupported reloc type %u" msgstr "" -#: x86_64.cc:2061 +#: x86_64.cc:2439 #, c-format msgid "unsupported reloc %u against local symbol" msgstr "" diff --git a/gold/sparc.cc b/gold/sparc.cc new file mode 100644 index 0000000..2812fe1 --- /dev/null +++ b/gold/sparc.cc @@ -0,0 +1,3131 @@ +// sparc.cc -- sparc target support for gold. + +// Copyright 2008 Free Software Foundation, Inc. +// Written by David S. Miller <davem@davemloft.net>. + +// This file is part of gold. + +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 3 of the License, or +// (at your option) any later version. + +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, +// MA 02110-1301, USA. + +#include "gold.h" + +#include <cstdlib> +#include <cstdio> +#include <cstring> + +#include "elfcpp.h" +#include "parameters.h" +#include "reloc.h" +#include "sparc.h" +#include "object.h" +#include "symtab.h" +#include "layout.h" +#include "output.h" +#include "target.h" +#include "target-reloc.h" +#include "target-select.h" +#include "tls.h" +#include "errors.h" + +namespace +{ + +using namespace gold; + +template<int size, bool big_endian> +class Output_data_plt_sparc; + +template<int size, bool big_endian> +class Target_sparc : public Sized_target<size, big_endian> +{ + public: + typedef Output_data_reloc<elfcpp::SHT_RELA, true, size, big_endian> Reloc_section; + + Target_sparc() + : Sized_target<size, big_endian>(&sparc_info), + got_(NULL), plt_(NULL), rela_dyn_(NULL), + copy_relocs_(NULL), dynbss_(NULL), got_mod_index_offset_(-1U), + tls_get_addr_sym_(NULL) + { + } + + // Scan the relocations to look for symbol adjustments. + void + scan_relocs(const General_options& options, + Symbol_table* symtab, + Layout* layout, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + bool needs_special_offset_handling, + size_t local_symbol_count, + const unsigned char* plocal_symbols); + // Finalize the sections. + void + do_finalize_sections(Layout*); + + // Return the value to use for a dynamic which requires special + // treatment. + uint64_t + do_dynsym_value(const Symbol*) const; + + // Relocate a section. + void + relocate_section(const Relocate_info<size, big_endian>*, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + bool needs_special_offset_handling, + unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr view_address, + section_size_type view_size); + + // Scan the relocs during a relocatable link. + void + scan_relocatable_relocs(const General_options& options, + Symbol_table* symtab, + Layout* layout, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + bool needs_special_offset_handling, + size_t local_symbol_count, + const unsigned char* plocal_symbols, + Relocatable_relocs*); + + // Relocate a section during a relocatable link. + void + relocate_for_relocatable(const Relocate_info<size, big_endian>*, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + off_t offset_in_output_section, + const Relocatable_relocs*, + unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr view_address, + section_size_type view_size, + unsigned char* reloc_view, + section_size_type reloc_view_size); + // Return whether SYM is defined by the ABI. + bool + do_is_defined_by_abi(Symbol* sym) const + { + // XXX Really need to support this better... + if (sym->type() == elfcpp::STT_SPARC_REGISTER) + return 1; + + return strcmp(sym->name(), "___tls_get_addr") == 0; + } + + // Return the size of the GOT section. + section_size_type + got_size() + { + gold_assert(this->got_ != NULL); + return this->got_->data_size(); + } + + private: + + // The class which scans relocations. + struct Scan + { + inline void + local(const General_options& options, Symbol_table* symtab, + Layout* layout, Target_sparc* target, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + Output_section* output_section, + const elfcpp::Rela<size, big_endian>& reloc, unsigned int r_type, + const elfcpp::Sym<size, big_endian>& lsym); + + inline void + global(const General_options& options, Symbol_table* symtab, + Layout* layout, Target_sparc* target, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + Output_section* output_section, + const elfcpp::Rela<size, big_endian>& reloc, unsigned int r_type, + Symbol* gsym); + + static void + unsupported_reloc_local(Sized_relobj<size, big_endian>*, + unsigned int r_type); + + static void + unsupported_reloc_global(Sized_relobj<size, big_endian>*, + unsigned int r_type, Symbol*); + + static void + generate_tls_call(Symbol_table* symtab, Layout* layout, + Target_sparc* target); + }; + + // The class which implements relocation. + class Relocate + { + public: + Relocate() + : ignore_gd_add_(false) + { } + + ~Relocate() + { + if (this->ignore_gd_add_) + { + // FIXME: This needs to specify the location somehow. + gold_error(_("missing expected TLS relocation")); + } + } + + // Do a relocation. Return false if the caller should not issue + // any warnings about this relocation. + inline bool + relocate(const Relocate_info<size, big_endian>*, Target_sparc*, + size_t relnum, const elfcpp::Rela<size, big_endian>&, + unsigned int r_type, const Sized_symbol<size>*, + const Symbol_value<size>*, + unsigned char*, + typename elfcpp::Elf_types<size>::Elf_Addr, + section_size_type); + + private: + // Do a TLS relocation. + inline void + relocate_tls(const Relocate_info<size, big_endian>*, Target_sparc* target, + size_t relnum, const elfcpp::Rela<size, big_endian>&, + unsigned int r_type, const Sized_symbol<size>*, + const Symbol_value<size>*, + unsigned char*, + typename elfcpp::Elf_types<size>::Elf_Addr, + section_size_type); + + // Ignore the next relocation which should be R_SPARC_TLS_GD_ADD + bool ignore_gd_add_; + }; + + // A class which returns the size required for a relocation type, + // used while scanning relocs during a relocatable link. + class Relocatable_size_for_reloc + { + public: + unsigned int + get_size_for_reloc(unsigned int, Relobj*); + }; + + // Get the GOT section, creating it if necessary. + Output_data_got<size, big_endian>* + got_section(Symbol_table*, Layout*); + + // Create a PLT entry for a global symbol. + void + make_plt_entry(Symbol_table*, Layout*, Symbol*); + + // Create a GOT entry for the TLS module index. + unsigned int + got_mod_index_entry(Symbol_table* symtab, Layout* layout, + Sized_relobj<size, big_endian>* object); + + // Return the gsym for "__tls_get_addr". Cache if not already + // cached. + Symbol* + tls_get_addr_sym(Symbol_table* symtab) + { + if (!this->tls_get_addr_sym_) + this->tls_get_addr_sym_ = symtab->lookup("__tls_get_addr", NULL); + gold_assert(this->tls_get_addr_sym_); + return this->tls_get_addr_sym_; + } + + // Get the PLT section. + const Output_data_plt_sparc<size, big_endian>* + plt_section() const + { + gold_assert(this->plt_ != NULL); + return this->plt_; + } + + // Get the dynamic reloc section, creating it if necessary. + Reloc_section* + rela_dyn_section(Layout*); + + // Return true if the symbol may need a COPY relocation. + // References from an executable object to non-function symbols + // defined in a dynamic object may need a COPY relocation. + bool + may_need_copy_reloc(Symbol* gsym) + { + return (!parameters->options().shared() + && gsym->is_from_dynobj() + && gsym->type() != elfcpp::STT_FUNC); + } + + // Copy a relocation against a global symbol. + void + copy_reloc(const General_options*, Symbol_table*, Layout*, + Sized_relobj<size, big_endian>*, unsigned int, + Output_section*, Symbol*, const elfcpp::Rela<size, big_endian>&); + + // Information about this specific target which we pass to the + // general Target structure. + static Target::Target_info sparc_info; + + // The types of GOT entries needed for this platform. + enum Got_type + { + GOT_TYPE_STANDARD = 0, // GOT entry for a regular symbol + GOT_TYPE_TLS_OFFSET = 1, // GOT entry for TLS offset + GOT_TYPE_TLS_PAIR = 2, // GOT entry for TLS module/offset pair + }; + + // The GOT section. + Output_data_got<size, big_endian>* got_; + // The PLT section. + Output_data_plt_sparc<size, big_endian>* plt_; + // The dynamic reloc section. + Reloc_section* rela_dyn_; + // Relocs saved to avoid a COPY reloc. + Copy_relocs<size, big_endian>* copy_relocs_; + // Space for variables copied with a COPY reloc. + Output_data_space* dynbss_; + // Offset of the GOT entry for the TLS module index; + unsigned int got_mod_index_offset_; + // Cached pointer to __tls_get_addr symbol + Symbol* tls_get_addr_sym_; +}; + +template<> +Target::Target_info Target_sparc<32, true>::sparc_info = +{ + 32, // size + true, // is_big_endian + elfcpp::EM_SPARC, // machine_code + false, // has_make_symbol + false, // has_resolve + false, // has_code_fill + true, // is_default_stack_executable + '\0', // wrap_char + "/usr/lib/ld.so.1", // dynamic_linker + 0x00010000, // default_text_segment_address + 64 * 1024, // abi_pagesize (overridable by -z max-page-size) + 8 * 1024 // common_pagesize (overridable by -z common-page-size) +}; + +template<> +Target::Target_info Target_sparc<64, true>::sparc_info = +{ + 64, // size + true, // is_big_endian + elfcpp::EM_SPARCV9, // machine_code + false, // has_make_symbol + false, // has_resolve + false, // has_code_fill + true, // is_default_stack_executable + '\0', // wrap_char + "/usr/lib/sparcv9/ld.so.1", // dynamic_linker + 0x100000, // default_text_segment_address + 64 * 1024, // abi_pagesize (overridable by -z max-page-size) + 8 * 1024 // common_pagesize (overridable by -z common-page-size) +}; + +// We have to take care here, even when operating in little-endian +// mode, sparc instructions are still big endian. +template<int size, bool big_endian> +class Sparc_relocate_functions +{ +private: + // Do a simple relocation with the addend in the relocation. + template<int valsize> + static inline void + rela(unsigned char* view, + unsigned int right_shift, + typename elfcpp::Elf_types<valsize>::Elf_Addr dst_mask, + typename elfcpp::Swap<size, big_endian>::Valtype value, + typename elfcpp::Swap<size, big_endian>::Valtype addend) + { + typedef typename elfcpp::Swap<valsize, big_endian>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<valsize, big_endian>::readval(wv); + Valtype reloc = ((value + addend) >> right_shift); + + val &= ~dst_mask; + reloc &= dst_mask; + + elfcpp::Swap<valsize, big_endian>::writeval(wv, val | reloc); + } + + // Do a simple relocation using a symbol value with the addend in + // the relocation. + template<int valsize> + static inline void + rela(unsigned char* view, + unsigned int right_shift, + typename elfcpp::Elf_types<valsize>::Elf_Addr dst_mask, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Swap<valsize, big_endian>::Valtype addend) + { + typedef typename elfcpp::Swap<valsize, big_endian>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<valsize, big_endian>::readval(wv); + Valtype reloc = (psymval->value(object, addend) >> right_shift); + + val &= ~dst_mask; + reloc &= dst_mask; + + elfcpp::Swap<valsize, big_endian>::writeval(wv, val | reloc); + } + + // Do a simple relocation using a symbol value with the addend in + // the relocation, unaligned. + template<int valsize> + static inline void + rela_ua(unsigned char* view, + unsigned int right_shift, elfcpp::Elf_Xword dst_mask, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Swap<size, big_endian>::Valtype addend) + { + typedef typename elfcpp::Swap_unaligned<valsize, + big_endian>::Valtype Valtype; + unsigned char* wv = view; + Valtype val = elfcpp::Swap_unaligned<valsize, big_endian>::readval(wv); + Valtype reloc = (psymval->value(object, addend) >> right_shift); + + val &= ~dst_mask; + reloc &= dst_mask; + + elfcpp::Swap_unaligned<valsize, big_endian>::writeval(wv, val | reloc); + } + + // Do a simple PC relative relocation with a Symbol_value with the + // addend in the relocation. + template<int valsize> + static inline void + pcrela(unsigned char* view, + unsigned int right_shift, + typename elfcpp::Elf_types<valsize>::Elf_Addr dst_mask, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Swap<size, big_endian>::Valtype addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + typedef typename elfcpp::Swap<valsize, big_endian>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<valsize, big_endian>::readval(wv); + Valtype reloc = ((psymval->value(object, addend) - address) + >> right_shift); + + val &= ~dst_mask; + reloc &= dst_mask; + + elfcpp::Swap<valsize, big_endian>::writeval(wv, val | reloc); + } + + template<int valsize> + static inline void + pcrela_unaligned(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Swap<size, big_endian>::Valtype addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + typedef typename elfcpp::Swap_unaligned<valsize, + big_endian>::Valtype Valtype; + unsigned char* wv = view; + Valtype reloc = (psymval->value(object, addend) - address); + + elfcpp::Swap_unaligned<valsize, big_endian>::writeval(wv, reloc); + } + + typedef Sparc_relocate_functions<size, big_endian> This; + typedef Sparc_relocate_functions<size, true> This_insn; + +public: + // R_SPARC_WDISP30: (Symbol + Addend - Address) >> 2 + static inline void + wdisp30(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 2, 0x3fffffff, object, + psymval, addend, address); + } + + // R_SPARC_WDISP22: (Symbol + Addend - Address) >> 2 + static inline void + wdisp22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 2, 0x003fffff, object, + psymval, addend, address); + } + + // R_SPARC_WDISP19: (Symbol + Addend - Address) >> 2 + static inline void + wdisp19(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 2, 0x0007ffff, object, + psymval, addend, address); + } + + // R_SPARC_WDISP16: (Symbol + Addend - Address) >> 2 + static inline void + wdisp16(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + typedef typename elfcpp::Swap<32, true>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<32, true>::readval(wv); + Valtype reloc = ((psymval->value(object, addend) - address) + >> 2); + + // The relocation value is split between the low 14 bits, + // and bits 20-21. + val &= ~((0x3 << 20) | 0x3fff); + reloc = (((reloc & 0xc000) << (20 - 14)) + | (reloc & 0x3ffff)); + + elfcpp::Swap<32, true>::writeval(wv, val | reloc); + } + + // R_SPARC_PC22: (Symbol + Addend - Address) >> 10 + static inline void + pc22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 10, 0x003fffff, object, + psymval, addend, address); + } + + // R_SPARC_PC10: (Symbol + Addend - Address) & 0x3ff + static inline void + pc10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 0, 0x000003ff, object, + psymval, addend, address); + } + + // R_SPARC_HI22: (Symbol + Addend) >> 10 + static inline void + hi22(unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr value, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 10, 0x003fffff, value, addend); + } + + // R_SPARC_HI22: (Symbol + Addend) >> 10 + static inline void + hi22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 10, 0x003fffff, object, psymval, addend); + } + + // R_SPARC_PCPLT22: (Symbol + Addend - Address) >> 10 + static inline void + pcplt22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 10, 0x003fffff, object, + psymval, addend, address); + } + + // R_SPARC_LO10: (Symbol + Addend) & 0x3ff + static inline void + lo10(unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr value, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x000003ff, value, addend); + } + + // R_SPARC_LO10: (Symbol + Addend) & 0x3ff + static inline void + lo10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x000003ff, object, psymval, addend); + } + + // R_SPARC_LO10: (Symbol + Addend) & 0x3ff + static inline void + lo10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 0, 0x000003ff, object, + psymval, addend, address); + } + + // R_SPARC_OLO10: ((Symbol + Addend) & 0x3ff) + Addend2 + static inline void + olo10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr addend2) + { + typedef typename elfcpp::Swap<32, true>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<32, true>::readval(wv); + Valtype reloc = psymval->value(object, addend); + + val &= ~0x1fff; + reloc &= 0x3ff; + reloc += addend2; + reloc &= 0x1fff; + + elfcpp::Swap<32, true>::writeval(wv, val | reloc); + } + + // R_SPARC_22: (Symbol + Addend) + static inline void + rela32_22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x003fffff, object, psymval, addend); + } + + // R_SPARC_13: (Symbol + Addend) + static inline void + rela32_13(unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr value, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x00001fff, value, addend); + } + + // R_SPARC_13: (Symbol + Addend) + static inline void + rela32_13(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x00001fff, object, psymval, addend); + } + + // R_SPARC_UA16: (Symbol + Addend) + static inline void + ua16(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This::template rela_ua<16>(view, 0, 0xffff, object, psymval, addend); + } + + // R_SPARC_UA32: (Symbol + Addend) + static inline void + ua32(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This::template rela_ua<32>(view, 0, 0xffffffff, object, psymval, addend); + } + + // R_SPARC_UA64: (Symbol + Addend) + static inline void + ua64(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This::template rela_ua<64>(view, 0, ~(elfcpp::Elf_Xword) 0, + object, psymval, addend); + } + + // R_SPARC_DISP8: (Symbol + Addend - Address) + static inline void + disp8(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This::template pcrela_unaligned<8>(view, object, psymval, + addend, address); + } + + // R_SPARC_DISP16: (Symbol + Addend - Address) + static inline void + disp16(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This::template pcrela_unaligned<16>(view, object, psymval, + addend, address); + } + + // R_SPARC_DISP32: (Symbol + Addend - Address) + static inline void + disp32(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This::template pcrela_unaligned<32>(view, object, psymval, + addend, address); + } + + // R_SPARC_DISP64: (Symbol + Addend - Address) + static inline void + disp64(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + elfcpp::Elf_Xword addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This::template pcrela_unaligned<64>(view, object, psymval, + addend, address); + } + + // R_SPARC_H44: (Symbol + Addend) >> 22 + static inline void + h44(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 22, 0x003fffff, object, psymval, addend); + } + + // R_SPARC_M44: ((Symbol + Addend) >> 12) & 0x3ff + static inline void + m44(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 12, 0x000003ff, object, psymval, addend); + } + + // R_SPARC_L44: (Symbol + Addend) & 0xfff + static inline void + l44(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x00000fff, object, psymval, addend); + } + + // R_SPARC_HH22: (Symbol + Addend) >> 42 + static inline void + hh22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 42, 0x003fffff, object, psymval, addend); + } + + // R_SPARC_PC_HH22: (Symbol + Addend - Address) >> 42 + static inline void + pc_hh22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 42, 0x003fffff, object, + psymval, addend, address); + } + + // R_SPARC_HM10: ((Symbol + Addend) >> 32) & 0x3ff + static inline void + hm10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 32, 0x000003ff, object, psymval, addend); + } + + // R_SPARC_PC_HM10: ((Symbol + Addend - Address) >> 32) & 0x3ff + static inline void + pc_hm10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend, + typename elfcpp::Elf_types<size>::Elf_Addr address) + { + This_insn::template pcrela<32>(view, 32, 0x000003ff, object, + psymval, addend, address); + } + + // R_SPARC_11: (Symbol + Addend) + static inline void + rela32_11(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x000007ff, object, psymval, addend); + } + + // R_SPARC_10: (Symbol + Addend) + static inline void + rela32_10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x000003ff, object, psymval, addend); + } + + // R_SPARC_7: (Symbol + Addend) + static inline void + rela32_7(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x0000007f, object, psymval, addend); + } + + // R_SPARC_6: (Symbol + Addend) + static inline void + rela32_6(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x0000003f, object, psymval, addend); + } + + // R_SPARC_5: (Symbol + Addend) + static inline void + rela32_5(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::template rela<32>(view, 0, 0x0000001f, object, psymval, addend); + } + + // R_SPARC_TLS_LDO_HIX22: @dtpoff(Symbol + Addend) >> 10 + static inline void + ldo_hix22(unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr value, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + This_insn::hi22(view, value, addend); + } + + // R_SPARC_TLS_LDO_LOX10: @dtpoff(Symbol + Addend) & 0x3ff + static inline void + ldo_lox10(unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr value, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + typedef typename elfcpp::Swap<32, true>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<32, true>::readval(wv); + Valtype reloc = (value + addend); + + val &= ~0x1fff; + reloc &= 0x3ff; + + elfcpp::Swap<32, true>::writeval(wv, val | reloc); + } + + // R_SPARC_TLS_LE_HIX22: (@tpoff(Symbol + Addend) ^ 0xffffffffffffffff) >> 10 + static inline void + hix22(unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr value, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + typedef typename elfcpp::Swap<32, true>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<32, true>::readval(wv); + Valtype reloc = (value + addend); + + val &= ~0x3fffff; + + reloc ^= ~(Valtype)0; + reloc >>= 10; + + reloc &= 0x3fffff; + + elfcpp::Swap<32, true>::writeval(wv, val | reloc); + } + + // R_SPARC_HIX22: ((Symbol + Addend) ^ 0xffffffffffffffff) >> 10 + static inline void + hix22(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + typedef typename elfcpp::Swap<32, true>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<32, true>::readval(wv); + Valtype reloc = psymval->value(object, addend); + + val &= ~0x3fffff; + + reloc ^= ~(Valtype)0; + reloc >>= 10; + + reloc &= 0x3fffff; + + elfcpp::Swap<32, true>::writeval(wv, val | reloc); + } + + + // R_SPARC_TLS_LE_LOX10: (@tpoff(Symbol + Addend) & 0x3ff) | 0x1c00 + static inline void + lox10(unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr value, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + typedef typename elfcpp::Swap<32, true>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<32, true>::readval(wv); + Valtype reloc = (value + addend); + + val &= ~0x1fff; + reloc &= 0x3ff; + reloc |= 0x1c00; + + elfcpp::Swap<32, true>::writeval(wv, val | reloc); + } + + // R_SPARC_LOX10: ((Symbol + Addend) & 0x3ff) | 0x1c00 + static inline void + lox10(unsigned char* view, + const Sized_relobj<size, big_endian>* object, + const Symbol_value<size>* psymval, + typename elfcpp::Elf_types<size>::Elf_Addr addend) + { + typedef typename elfcpp::Swap<32, true>::Valtype Valtype; + Valtype* wv = reinterpret_cast<Valtype*>(view); + Valtype val = elfcpp::Swap<32, true>::readval(wv); + Valtype reloc = psymval->value(object, addend); + + val &= ~0x1fff; + reloc &= 0x3ff; + reloc |= 0x1c00; + + elfcpp::Swap<32, true>::writeval(wv, val | reloc); + } +}; + +// Get the GOT section, creating it if necessary. + +template<int size, bool big_endian> +Output_data_got<size, big_endian>* +Target_sparc<size, big_endian>::got_section(Symbol_table* symtab, + Layout* layout) +{ + if (this->got_ == NULL) + { + gold_assert(symtab != NULL && layout != NULL); + + this->got_ = new Output_data_got<size, big_endian>(); + + layout->add_output_section_data(".got", elfcpp::SHT_PROGBITS, + elfcpp::SHF_ALLOC | elfcpp::SHF_WRITE, + this->got_); + + // Define _GLOBAL_OFFSET_TABLE_ at the start of the .got section. + symtab->define_in_output_data("_GLOBAL_OFFSET_TABLE_", NULL, + this->got_, + 0, 0, elfcpp::STT_OBJECT, + elfcpp::STB_LOCAL, + elfcpp::STV_HIDDEN, 0, + false, false); + } + + return this->got_; +} + +// Get the dynamic reloc section, creating it if necessary. + +template<int size, bool big_endian> +typename Target_sparc<size, big_endian>::Reloc_section* +Target_sparc<size, big_endian>::rela_dyn_section(Layout* layout) +{ + if (this->rela_dyn_ == NULL) + { + gold_assert(layout != NULL); + this->rela_dyn_ = new Reloc_section(); + layout->add_output_section_data(".rela.dyn", elfcpp::SHT_RELA, + elfcpp::SHF_ALLOC, this->rela_dyn_); + } + return this->rela_dyn_; +} + +// A class to handle the PLT data. + +template<int size, bool big_endian> +class Output_data_plt_sparc : public Output_section_data +{ + public: + typedef Output_data_reloc<elfcpp::SHT_RELA, true, + size, big_endian> Reloc_section; + + Output_data_plt_sparc(Layout*); + + // Add an entry to the PLT. + void add_entry(Symbol* gsym); + + // Return the .rela.plt section data. + const Reloc_section* rel_plt() const + { + return this->rel_; + } + + protected: + void do_adjust_output_section(Output_section* os); + + private: + // The size of an entry in the PLT. + static const int base_plt_entry_size = (size == 32 ? 12 : 32); + + static const unsigned int plt_entries_per_block = 160; + static const unsigned int plt_insn_chunk_size = 24; + static const unsigned int plt_pointer_chunk_size = 8; + static const unsigned int plt_block_size = + (plt_entries_per_block + * (plt_insn_chunk_size + plt_pointer_chunk_size)); + + // Set the final size. + void + set_final_data_size() + { + unsigned int full_count = this->count_ + 4; + unsigned int extra = (size == 32 ? 4 : 0); + + if (size == 32 || full_count < 32768) + this->set_data_size((full_count * base_plt_entry_size) + extra); + else + { + unsigned int ext_cnt = full_count - 32768; + + this->set_data_size((32768 * base_plt_entry_size) + + (ext_cnt + * (plt_insn_chunk_size + + plt_pointer_chunk_size))); + } + } + + // Write out the PLT data. + void + do_write(Output_file*); + + // The reloc section. + Reloc_section* rel_; + // The number of PLT entries. + unsigned int count_; +}; + +// Create the PLT section. The ordinary .got section is an argument, +// since we need to refer to the start. + +template<int size, bool big_endian> +Output_data_plt_sparc<size, big_endian>::Output_data_plt_sparc(Layout* layout) + : Output_section_data(size == 32 ? 4 : 8), count_(0) +{ + this->rel_ = new Reloc_section(); + layout->add_output_section_data(".rela.plt", elfcpp::SHT_RELA, + elfcpp::SHF_ALLOC, this->rel_); +} + +template<int size, bool big_endian> +void +Output_data_plt_sparc<size, big_endian>::do_adjust_output_section(Output_section* os) +{ + os->set_entsize(0); +} + +// Add an entry to the PLT. + +template<int size, bool big_endian> +void +Output_data_plt_sparc<size, big_endian>::add_entry(Symbol* gsym) +{ + gold_assert(!gsym->has_plt_offset()); + + unsigned int index = this->count_ + 4; + section_offset_type plt_offset; + + if (size == 32 || index < 32768) + plt_offset = index * base_plt_entry_size; + else + { + unsigned int ext_index = index - 32768; + + plt_offset = (32768 * base_plt_entry_size) + + ((ext_index / plt_entries_per_block) + * plt_block_size) + + ((ext_index % plt_entries_per_block) + * plt_insn_chunk_size); + } + + gsym->set_plt_offset(plt_offset); + + ++this->count_; + + // Every PLT entry needs a reloc. + gsym->set_needs_dynsym_entry(); + this->rel_->add_global(gsym, elfcpp::R_SPARC_JMP_SLOT, this, + plt_offset, 0); + + // Note that we don't need to save the symbol. The contents of the + // PLT are independent of which symbols are used. The symbols only + // appear in the relocations. +} + +static const unsigned int sparc_nop = 0x01000000; +static const unsigned int sparc_sethi_g1 = 0x03000000; +static const unsigned int sparc_branch_always = 0x30800000; +static const unsigned int sparc_branch_always_pt = 0x30680000; +static const unsigned int sparc_mov = 0x80100000; +static const unsigned int sparc_mov_g0_o0 = 0x90100000; +static const unsigned int sparc_mov_o7_g5 = 0x8a10000f; +static const unsigned int sparc_call_plus_8 = 0x40000002; +static const unsigned int sparc_ldx_o7_imm_g1 = 0xc25be000; +static const unsigned int sparc_jmpl_o7_g1_g1 = 0x83c3c001; +static const unsigned int sparc_mov_g5_o7 = 0x9e100005; + +// Write out the PLT. + +template<int size, bool big_endian> +void +Output_data_plt_sparc<size, big_endian>::do_write(Output_file* of) +{ + const off_t offset = this->offset(); + const section_size_type oview_size = + convert_to_section_size_type(this->data_size()); + unsigned char* const oview = of->get_output_view(offset, oview_size); + unsigned char* pov = oview; + + memset(pov, 0, base_plt_entry_size * 4); + pov += base_plt_entry_size * 4; + + unsigned int plt_offset = base_plt_entry_size * 4; + const unsigned int count = this->count_; + + if (size == 64) + { + unsigned int limit; + + limit = (count > 32768 ? 32768 : count); + + for (unsigned int i = 0; i < limit; ++i) + { + elfcpp::Swap<32, true>::writeval(pov + 0x00, + sparc_sethi_g1 + plt_offset); + elfcpp::Swap<32, true>::writeval(pov + 0x04, + sparc_branch_always_pt + + (((base_plt_entry_size - + (plt_offset + 4)) >> 2) & + 0x7ffff)); + elfcpp::Swap<32, true>::writeval(pov + 0x08, sparc_nop); + elfcpp::Swap<32, true>::writeval(pov + 0x0c, sparc_nop); + elfcpp::Swap<32, true>::writeval(pov + 0x10, sparc_nop); + elfcpp::Swap<32, true>::writeval(pov + 0x14, sparc_nop); + elfcpp::Swap<32, true>::writeval(pov + 0x18, sparc_nop); + elfcpp::Swap<32, true>::writeval(pov + 0x1c, sparc_nop); + + pov += base_plt_entry_size; + plt_offset += base_plt_entry_size; + } + + if (count > 32768) + { + unsigned int ext_cnt = count - 32768; + unsigned int blks = ext_cnt / plt_entries_per_block; + + for (unsigned int i = 0; i < blks; ++i) + { + unsigned int data_off = (plt_entries_per_block + * plt_insn_chunk_size) - 4; + + for (unsigned int j = 0; j < plt_entries_per_block; ++j) + { + elfcpp::Swap<32, true>::writeval(pov + 0x00, + sparc_mov_o7_g5); + elfcpp::Swap<32, true>::writeval(pov + 0x04, + sparc_call_plus_8); + elfcpp::Swap<32, true>::writeval(pov + 0x08, + sparc_nop); + elfcpp::Swap<32, true>::writeval(pov + 0x0c, + sparc_ldx_o7_imm_g1 + + (data_off & 0x1fff)); + elfcpp::Swap<32, true>::writeval(pov + 0x10, + sparc_jmpl_o7_g1_g1); + elfcpp::Swap<32, true>::writeval(pov + 0x14, + sparc_mov_g5_o7); + + elfcpp::Swap<64, big_endian>::writeval( + pov + 0x4 + data_off, + (elfcpp::Elf_Xword) (oview - (pov + 0x04))); + + pov += plt_insn_chunk_size; + data_off -= 16; + } + } + + unsigned int sub_blk_cnt = ext_cnt % plt_entries_per_block; + for (unsigned int i = 0; i < sub_blk_cnt; ++i) + { + unsigned int data_off = (sub_blk_cnt + * plt_insn_chunk_size) - 4; + + for (unsigned int j = 0; j < plt_entries_per_block; ++j) + { + elfcpp::Swap<32, true>::writeval(pov + 0x00, + sparc_mov_o7_g5); + elfcpp::Swap<32, true>::writeval(pov + 0x04, + sparc_call_plus_8); + elfcpp::Swap<32, true>::writeval(pov + 0x08, + sparc_nop); + elfcpp::Swap<32, true>::writeval(pov + 0x0c, + sparc_ldx_o7_imm_g1 + + (data_off & 0x1fff)); + elfcpp::Swap<32, true>::writeval(pov + 0x10, + sparc_jmpl_o7_g1_g1); + elfcpp::Swap<32, true>::writeval(pov + 0x14, + sparc_mov_g5_o7); + + elfcpp::Swap<64, big_endian>::writeval( + pov + 0x4 + data_off, + (elfcpp::Elf_Xword) (oview - (pov + 0x04))); + + pov += plt_insn_chunk_size; + data_off -= 16; + } + } + } + } + else + { + for (unsigned int i = 0; i < count; ++i) + { + elfcpp::Swap<32, true>::writeval(pov + 0x00, + sparc_sethi_g1 + plt_offset); + elfcpp::Swap<32, true>::writeval(pov + 0x04, + sparc_branch_always + + (((- (plt_offset + 4)) >> 2) & + 0x003fffff)); + elfcpp::Swap<32, true>::writeval(pov + 0x08, sparc_nop); + + pov += base_plt_entry_size; + plt_offset += base_plt_entry_size; + } + + elfcpp::Swap<32, true>::writeval(pov, sparc_nop); + pov += 4; + } + + gold_assert(static_cast<section_size_type>(pov - oview) == oview_size); + + of->write_output_view(offset, oview_size, oview); +} + +// Create a PLT entry for a global symbol. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::make_plt_entry(Symbol_table* symtab, + Layout* layout, + Symbol* gsym) +{ + if (gsym->has_plt_offset()) + return; + + if (this->plt_ == NULL) + { + // Create the GOT sections first. + this->got_section(symtab, layout); + + this->plt_ = new Output_data_plt_sparc<size, big_endian>(layout); + layout->add_output_section_data(".plt", elfcpp::SHT_PROGBITS, + (elfcpp::SHF_ALLOC + | elfcpp::SHF_EXECINSTR + | elfcpp::SHF_WRITE), + this->plt_); + + // Define _PROCEDURE_LINKAGE_TABLE_ at the start of the .plt section. + symtab->define_in_output_data("_PROCEDURE_LINKAGE_TABLE_", NULL, + this->plt_, + 0, 0, elfcpp::STT_OBJECT, + elfcpp::STB_LOCAL, + elfcpp::STV_HIDDEN, 0, + false, false); + } + + this->plt_->add_entry(gsym); +} + +// Create a GOT entry for the TLS module index. + +template<int size, bool big_endian> +unsigned int +Target_sparc<size, big_endian>::got_mod_index_entry(Symbol_table* symtab, + Layout* layout, + Sized_relobj<size, big_endian>* object) +{ + if (this->got_mod_index_offset_ == -1U) + { + gold_assert(symtab != NULL && layout != NULL && object != NULL); + Reloc_section* rela_dyn = this->rela_dyn_section(layout); + Output_data_got<size, big_endian>* got; + unsigned int got_offset; + + got = this->got_section(symtab, layout); + got_offset = got->add_constant(0); + rela_dyn->add_local(object, 0, + (size == 64 ? + elfcpp::R_SPARC_TLS_DTPMOD64 : + elfcpp::R_SPARC_TLS_DTPMOD32), got, + got_offset, 0); + got->add_constant(0); + this->got_mod_index_offset_ = got_offset; + } + return this->got_mod_index_offset_; +} + +// Handle a relocation against a non-function symbol defined in a +// dynamic object. The traditional way to handle this is to generate +// a COPY relocation to copy the variable at runtime from the shared +// object into the executable's data segment. However, this is +// undesirable in general, as if the size of the object changes in the +// dynamic object, the executable will no longer work correctly. If +// this relocation is in a writable section, then we can create a +// dynamic reloc and the dynamic linker will resolve it to the correct +// address at runtime. However, we do not want do that if the +// relocation is in a read-only section, as it would prevent the +// readonly segment from being shared. And if we have to eventually +// generate a COPY reloc, then any dynamic relocations will be +// useless. So this means that if this is a writable section, we need +// to save the relocation until we see whether we have to create a +// COPY relocation for this symbol for any other relocation. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::copy_reloc(const General_options* options, + Symbol_table* symtab, + Layout* layout, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + Output_section* output_section, + Symbol* gsym, + const elfcpp::Rela<size, big_endian>& rel) +{ + Sized_symbol<size>* ssym = symtab->get_sized_symbol<size>(gsym); + + if (!Copy_relocs<size, big_endian>::need_copy_reloc(options, object, + data_shndx, ssym)) + { + // So far we do not need a COPY reloc. Save this relocation. + // If it turns out that we never need a COPY reloc for this + // symbol, then we will emit the relocation. + if (this->copy_relocs_ == NULL) + this->copy_relocs_ = new Copy_relocs<size, big_endian>(); + this->copy_relocs_->save(ssym, object, data_shndx, output_section, rel); + } + else + { + // Allocate space for this symbol in the .bss section. + + typename elfcpp::Elf_types<size>::Elf_WXword symsize = ssym->symsize(); + + // There is no defined way to determine the required alignment + // of the symbol. We pick the alignment based on the size. We + // set an arbitrary maximum of 256. + unsigned int align; + // XXX remove this when bss alignment issue is fixed... + for (align = (size == 32 ? 4 : 8); align < 512; align <<= 1) + if ((symsize & align) != 0) + break; + + if (this->dynbss_ == NULL) + { + this->dynbss_ = new Output_data_space(align); + layout->add_output_section_data(".bss", + elfcpp::SHT_NOBITS, + (elfcpp::SHF_ALLOC + | elfcpp::SHF_WRITE), + this->dynbss_); + } + + Output_data_space* dynbss = this->dynbss_; + + if (align > dynbss->addralign()) + dynbss->set_space_alignment(align); + + section_size_type dynbss_size = + convert_to_section_size_type(dynbss->current_data_size()); + dynbss_size = align_address(dynbss_size, align); + section_size_type offset = dynbss_size; + dynbss->set_current_data_size(dynbss_size + symsize); + + symtab->define_with_copy_reloc(ssym, dynbss, offset); + + // Add the COPY reloc. + Reloc_section* rela_dyn = this->rela_dyn_section(layout); + rela_dyn->add_global(ssym, elfcpp::R_SPARC_COPY, dynbss, offset, 0); + } +} + +// Optimize the TLS relocation type based on what we know about the +// symbol. IS_FINAL is true if the final address of this symbol is +// known at link time. + +static tls::Tls_optimization +optimize_tls_reloc(bool is_final, int r_type) +{ + // If we are generating a shared library, then we can't do anything + // in the linker. + if (parameters->options().shared()) + return tls::TLSOPT_NONE; + + switch (r_type) + { + case elfcpp::R_SPARC_TLS_GD_HI22: // Global-dynamic + case elfcpp::R_SPARC_TLS_GD_LO10: + case elfcpp::R_SPARC_TLS_GD_ADD: + case elfcpp::R_SPARC_TLS_GD_CALL: + // These are General-Dynamic which permits fully general TLS + // access. Since we know that we are generating an executable, + // we can convert this to Initial-Exec. If we also know that + // this is a local symbol, we can further switch to Local-Exec. + if (is_final) + return tls::TLSOPT_TO_LE; + return tls::TLSOPT_TO_IE; + + case elfcpp::R_SPARC_TLS_LDM_HI22: // Local-dynamic + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + case elfcpp::R_SPARC_TLS_LDM_CALL: + // This is Local-Dynamic, which refers to a local symbol in the + // dynamic TLS block. Since we know that we generating an + // executable, we can switch to Local-Exec. + return tls::TLSOPT_TO_LE; + + case elfcpp::R_SPARC_TLS_LDO_HIX22: // Alternate local-dynamic + case elfcpp::R_SPARC_TLS_LDO_LOX10: + case elfcpp::R_SPARC_TLS_LDO_ADD: + // Another type of Local-Dynamic relocation. + return tls::TLSOPT_TO_LE; + + case elfcpp::R_SPARC_TLS_IE_HI22: // Initial-exec + case elfcpp::R_SPARC_TLS_IE_LO10: + case elfcpp::R_SPARC_TLS_IE_LD: + case elfcpp::R_SPARC_TLS_IE_LDX: + // These are Initial-Exec relocs which get the thread offset + // from the GOT. If we know that we are linking against the + // local symbol, we can switch to Local-Exec, which links the + // thread offset into the instruction. + if (is_final) + return tls::TLSOPT_TO_LE; + return tls::TLSOPT_NONE; + + case elfcpp::R_SPARC_TLS_LE_HIX22: // Local-exec + case elfcpp::R_SPARC_TLS_LE_LOX10: + // When we already have Local-Exec, there is nothing further we + // can do. + return tls::TLSOPT_NONE; + + default: + gold_unreachable(); + } +} + +// Generate a PLT entry slot for a call to __tls_get_addr +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::Scan::generate_tls_call(Symbol_table* symtab, + Layout* layout, + Target_sparc<size, big_endian>* target) +{ + Symbol* gsym = target->tls_get_addr_sym(symtab); + + target->make_plt_entry(symtab, layout, gsym); +} + +// Report an unsupported relocation against a local symbol. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::Scan::unsupported_reloc_local( + Sized_relobj<size, big_endian>* object, + unsigned int r_type) +{ + gold_error(_("%s: unsupported reloc %u against local symbol"), + object->name().c_str(), r_type); +} + +// Scan a relocation for a local symbol. + +template<int size, bool big_endian> +inline void +Target_sparc<size, big_endian>::Scan::local( + const General_options&, + Symbol_table* symtab, + Layout* layout, + Target_sparc<size, big_endian>* target, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + Output_section* output_section, + const elfcpp::Rela<size, big_endian>& reloc, + unsigned int r_type, + const elfcpp::Sym<size, big_endian>& lsym) +{ + unsigned int orig_r_type = r_type; + + r_type &= 0xff; + switch (r_type) + { + case elfcpp::R_SPARC_NONE: + case elfcpp::R_SPARC_REGISTER: + case elfcpp::R_SPARC_GNU_VTINHERIT: + case elfcpp::R_SPARC_GNU_VTENTRY: + break; + + case elfcpp::R_SPARC_64: + case elfcpp::R_SPARC_32: + // If building a shared library (or a position-independent + // executable), we need to create a dynamic relocation for + // this location. The relocation applied at link time will + // apply the link-time value, so we flag the location with + // an R_SPARC_RELATIVE relocation so the dynamic loader can + // relocate it easily. + if (parameters->options().output_is_position_independent()) + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + unsigned int r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info()); + rela_dyn->add_local_relative(object, r_sym, elfcpp::R_SPARC_RELATIVE, + output_section, data_shndx, + reloc.get_r_offset(), + reloc.get_r_addend()); + } + break; + + case elfcpp::R_SPARC_HIX22: + case elfcpp::R_SPARC_LOX10: + case elfcpp::R_SPARC_H44: + case elfcpp::R_SPARC_M44: + case elfcpp::R_SPARC_L44: + case elfcpp::R_SPARC_HH22: + case elfcpp::R_SPARC_HM10: + case elfcpp::R_SPARC_LM22: + case elfcpp::R_SPARC_UA64: + case elfcpp::R_SPARC_UA32: + case elfcpp::R_SPARC_UA16: + case elfcpp::R_SPARC_HI22: + case elfcpp::R_SPARC_LO10: + case elfcpp::R_SPARC_OLO10: + case elfcpp::R_SPARC_16: + case elfcpp::R_SPARC_11: + case elfcpp::R_SPARC_10: + case elfcpp::R_SPARC_8: + case elfcpp::R_SPARC_7: + case elfcpp::R_SPARC_6: + case elfcpp::R_SPARC_5: + // If building a shared library (or a position-independent + // executable), we need to create a dynamic relocation for + // this location. + if (parameters->options().output_is_position_independent()) + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + if (lsym.get_st_type() != elfcpp::STT_SECTION) + { + unsigned int r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info()); + rela_dyn->add_local(object, r_sym, orig_r_type, output_section, + data_shndx, reloc.get_r_offset(), + reloc.get_r_addend()); + } + else + { + unsigned int r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info()); + gold_assert(lsym.get_st_value() == 0); + rela_dyn->add_local_relative(object, r_sym, orig_r_type, + output_section, data_shndx, + reloc.get_r_offset(), + reloc.get_r_addend()); + } + } + break; + + case elfcpp::R_SPARC_WDISP30: + case elfcpp::R_SPARC_WDISP22: + case elfcpp::R_SPARC_WDISP19: + case elfcpp::R_SPARC_WDISP16: + case elfcpp::R_SPARC_DISP8: + case elfcpp::R_SPARC_DISP16: + case elfcpp::R_SPARC_DISP32: + case elfcpp::R_SPARC_DISP64: + case elfcpp::R_SPARC_PC10: + case elfcpp::R_SPARC_PC22: + break; + + case elfcpp::R_SPARC_GOT10: + case elfcpp::R_SPARC_GOT13: + case elfcpp::R_SPARC_GOT22: + { + // The symbol requires a GOT entry. + Output_data_got<size, big_endian>* got; + unsigned int r_sym; + + got = target->got_section(symtab, layout); + r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info()); + + // If we are generating a shared object, we need to add a + // dynamic relocation for this symbol's GOT entry. + if (parameters->options().output_is_position_independent()) + { + if (!object->local_has_got_offset(r_sym, GOT_TYPE_STANDARD)) + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + unsigned int off; + + off = got->add_constant(0); + object->set_local_got_offset(r_sym, GOT_TYPE_STANDARD, off); + rela_dyn->add_local_relative(object, r_sym, + elfcpp::R_SPARC_RELATIVE, + got, off, 0); + } + } + else + got->add_local(object, r_sym, GOT_TYPE_STANDARD); + } + break; + + // These are initial TLS relocs, which are expected when + // linking. + case elfcpp::R_SPARC_TLS_GD_HI22: // Global-dynamic + case elfcpp::R_SPARC_TLS_GD_LO10: + case elfcpp::R_SPARC_TLS_GD_ADD: + case elfcpp::R_SPARC_TLS_GD_CALL: + case elfcpp::R_SPARC_TLS_LDM_HI22 : // Local-dynamic + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + case elfcpp::R_SPARC_TLS_LDM_CALL: + case elfcpp::R_SPARC_TLS_LDO_HIX22: // Alternate local-dynamic + case elfcpp::R_SPARC_TLS_LDO_LOX10: + case elfcpp::R_SPARC_TLS_LDO_ADD: + case elfcpp::R_SPARC_TLS_IE_HI22: // Initial-exec + case elfcpp::R_SPARC_TLS_IE_LO10: + case elfcpp::R_SPARC_TLS_IE_LD: + case elfcpp::R_SPARC_TLS_IE_LDX: + case elfcpp::R_SPARC_TLS_LE_HIX22: // Local-exec + case elfcpp::R_SPARC_TLS_LE_LOX10: + { + bool output_is_shared = parameters->options().shared(); + const tls::Tls_optimization optimized_type + = optimize_tls_reloc(!output_is_shared, r_type); + switch (r_type) + { + case elfcpp::R_SPARC_TLS_GD_HI22: // Global-dynamic + case elfcpp::R_SPARC_TLS_GD_LO10: + case elfcpp::R_SPARC_TLS_GD_ADD: + case elfcpp::R_SPARC_TLS_GD_CALL: + if (optimized_type == tls::TLSOPT_NONE) + { + // Create a pair of GOT entries for the module index and + // dtv-relative offset. + Output_data_got<size, big_endian>* got + = target->got_section(symtab, layout); + unsigned int r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info()); + got->add_local_pair_with_rela(object, r_sym, + lsym.get_st_shndx(), + GOT_TYPE_TLS_PAIR, + target->rela_dyn_section(layout), + (size == 64 ? + elfcpp::R_SPARC_TLS_DTPMOD64 : + elfcpp::R_SPARC_TLS_DTPMOD32), 0); + if (r_type == elfcpp::R_SPARC_TLS_GD_CALL) + generate_tls_call(symtab, layout, target); + } + else if (optimized_type != tls::TLSOPT_TO_LE) + unsupported_reloc_local(object, r_type); + break; + + case elfcpp::R_SPARC_TLS_LDM_HI22 : // Local-dynamic + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + case elfcpp::R_SPARC_TLS_LDM_CALL: + if (optimized_type == tls::TLSOPT_NONE) + { + // Create a GOT entry for the module index. + target->got_mod_index_entry(symtab, layout, object); + + if (r_type == elfcpp::R_SPARC_TLS_LDM_CALL) + generate_tls_call(symtab, layout, target); + } + else if (optimized_type != tls::TLSOPT_TO_LE) + unsupported_reloc_local(object, r_type); + break; + + case elfcpp::R_SPARC_TLS_LDO_HIX22: // Alternate local-dynamic + case elfcpp::R_SPARC_TLS_LDO_LOX10: + case elfcpp::R_SPARC_TLS_LDO_ADD: + break; + + case elfcpp::R_SPARC_TLS_IE_HI22: // Initial-exec + case elfcpp::R_SPARC_TLS_IE_LO10: + case elfcpp::R_SPARC_TLS_IE_LD: + case elfcpp::R_SPARC_TLS_IE_LDX: + layout->set_has_static_tls(); + if (optimized_type == tls::TLSOPT_NONE) + { + // Create a GOT entry for the tp-relative offset. + Output_data_got<size, big_endian>* got + = target->got_section(symtab, layout); + unsigned int r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info()); + + if (!object->local_has_got_offset(r_sym, GOT_TYPE_TLS_OFFSET)) + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + unsigned int off = got->add_constant(0); + + object->set_local_got_offset(r_sym, GOT_TYPE_TLS_OFFSET, + off); + rela_dyn->add_local_relative(object, r_sym, + (size == 64 ? + elfcpp::R_SPARC_TLS_TPOFF64 : + elfcpp::R_SPARC_TLS_TPOFF32), + got, off, 0); + } + } + else if (optimized_type != tls::TLSOPT_TO_LE) + unsupported_reloc_local(object, r_type); + break; + + case elfcpp::R_SPARC_TLS_LE_HIX22: // Local-exec + case elfcpp::R_SPARC_TLS_LE_LOX10: + layout->set_has_static_tls(); + if (output_is_shared) + { + // We need to create a dynamic relocation. + gold_assert(lsym.get_st_type() != elfcpp::STT_SECTION); + unsigned int r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info()); + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + rela_dyn->add_local_relative(object, r_sym, r_type, + output_section, data_shndx, + reloc.get_r_offset(), 0); + } + break; + } + } + break; + + // These are relocations which should only be seen by the + // dynamic linker, and should never be seen here. + case elfcpp::R_SPARC_COPY: + case elfcpp::R_SPARC_GLOB_DAT: + case elfcpp::R_SPARC_JMP_SLOT: + case elfcpp::R_SPARC_RELATIVE: + case elfcpp::R_SPARC_TLS_DTPMOD64: + case elfcpp::R_SPARC_TLS_DTPMOD32: + case elfcpp::R_SPARC_TLS_DTPOFF64: + case elfcpp::R_SPARC_TLS_DTPOFF32: + case elfcpp::R_SPARC_TLS_TPOFF64: + case elfcpp::R_SPARC_TLS_TPOFF32: + gold_error(_("%s: unexpected reloc %u in object file"), + object->name().c_str(), r_type); + break; + + default: + unsupported_reloc_local(object, r_type); + break; + } +} + +// Report an unsupported relocation against a global symbol. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::Scan::unsupported_reloc_global( + Sized_relobj<size, big_endian>* object, + unsigned int r_type, + Symbol* gsym) +{ + gold_error(_("%s: unsupported reloc %u against global symbol %s"), + object->name().c_str(), r_type, gsym->demangled_name().c_str()); +} + +// Scan a relocation for a global symbol. + +template<int size, bool big_endian> +inline void +Target_sparc<size, big_endian>::Scan::global( + const General_options& options, + Symbol_table* symtab, + Layout* layout, + Target_sparc<size, big_endian>* target, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + Output_section* output_section, + const elfcpp::Rela<size, big_endian>& reloc, + unsigned int r_type, + Symbol* gsym) +{ + unsigned int orig_r_type = r_type; + + r_type &= 0xff; + switch (r_type) + { + case elfcpp::R_SPARC_NONE: + case elfcpp::R_SPARC_REGISTER: + case elfcpp::R_SPARC_GNU_VTINHERIT: + case elfcpp::R_SPARC_GNU_VTENTRY: + break; + + case elfcpp::R_SPARC_PLT64: + case elfcpp::R_SPARC_PLT32: + case elfcpp::R_SPARC_HIPLT22: + case elfcpp::R_SPARC_LOPLT10: + case elfcpp::R_SPARC_PCPLT32: + case elfcpp::R_SPARC_PCPLT22: + case elfcpp::R_SPARC_PCPLT10: + case elfcpp::R_SPARC_WPLT30: + // If the symbol is fully resolved, this is just a PC32 reloc. + // Otherwise we need a PLT entry. + if (gsym->final_value_is_known()) + break; + // If building a shared library, we can also skip the PLT entry + // if the symbol is defined in the output file and is protected + // or hidden. + if (gsym->is_defined() + && !gsym->is_from_dynobj() + && !gsym->is_preemptible()) + break; + target->make_plt_entry(symtab, layout, gsym); + break; + + case elfcpp::R_SPARC_DISP8: + case elfcpp::R_SPARC_DISP16: + case elfcpp::R_SPARC_DISP32: + case elfcpp::R_SPARC_DISP64: + case elfcpp::R_SPARC_PC_HH22: + case elfcpp::R_SPARC_PC_HM10: + case elfcpp::R_SPARC_PC_LM22: + case elfcpp::R_SPARC_PC10: + case elfcpp::R_SPARC_PC22: + case elfcpp::R_SPARC_WDISP30: + case elfcpp::R_SPARC_WDISP22: + case elfcpp::R_SPARC_WDISP19: + case elfcpp::R_SPARC_WDISP16: + { + if (gsym->needs_plt_entry()) + target->make_plt_entry(symtab, layout, gsym); + // Make a dynamic relocation if necessary. + int flags = Symbol::NON_PIC_REF; + if (gsym->type() == elfcpp::STT_FUNC) + flags |= Symbol::FUNCTION_CALL; + if (gsym->needs_dynamic_reloc(flags)) + { + if (target->may_need_copy_reloc(gsym)) + { + target->copy_reloc(&options, symtab, layout, object, + data_shndx, output_section, gsym, + reloc); + } + else + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + rela_dyn->add_global(gsym, orig_r_type, output_section, object, + data_shndx, reloc.get_r_offset(), + reloc.get_r_addend()); + } + } + } + break; + + case elfcpp::R_SPARC_UA64: + case elfcpp::R_SPARC_64: + case elfcpp::R_SPARC_HIX22: + case elfcpp::R_SPARC_LOX10: + case elfcpp::R_SPARC_H44: + case elfcpp::R_SPARC_M44: + case elfcpp::R_SPARC_L44: + case elfcpp::R_SPARC_HH22: + case elfcpp::R_SPARC_HM10: + case elfcpp::R_SPARC_LM22: + case elfcpp::R_SPARC_HI22: + case elfcpp::R_SPARC_LO10: + case elfcpp::R_SPARC_OLO10: + case elfcpp::R_SPARC_UA32: + case elfcpp::R_SPARC_32: + case elfcpp::R_SPARC_UA16: + case elfcpp::R_SPARC_16: + case elfcpp::R_SPARC_11: + case elfcpp::R_SPARC_10: + case elfcpp::R_SPARC_8: + case elfcpp::R_SPARC_7: + case elfcpp::R_SPARC_6: + case elfcpp::R_SPARC_5: + { + // Make a PLT entry if necessary. + if (gsym->needs_plt_entry()) + { + target->make_plt_entry(symtab, layout, gsym); + // Since this is not a PC-relative relocation, we may be + // taking the address of a function. In that case we need to + // set the entry in the dynamic symbol table to the address of + // the PLT entry. + if (gsym->is_from_dynobj() && !parameters->options().shared()) + gsym->set_needs_dynsym_value(); + } + // Make a dynamic relocation if necessary. + if (gsym->needs_dynamic_reloc(Symbol::ABSOLUTE_REF)) + { + if (target->may_need_copy_reloc(gsym)) + { + target->copy_reloc(&options, symtab, layout, object, + data_shndx, output_section, gsym, reloc); + } + else if ((r_type == elfcpp::R_SPARC_32 + || r_type == elfcpp::R_SPARC_64) + && gsym->can_use_relative_reloc(false)) + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + rela_dyn->add_global_relative(gsym, elfcpp::R_SPARC_RELATIVE, + output_section, object, + data_shndx, reloc.get_r_offset(), + reloc.get_r_addend()); + } + else + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + + if (gsym->is_from_dynobj() + || gsym->is_undefined() + || gsym->is_preemptible()) + rela_dyn->add_global(gsym, orig_r_type, output_section, + object, data_shndx, + reloc.get_r_offset(), + reloc.get_r_addend()); + else + rela_dyn->add_global_relative(gsym, orig_r_type, + output_section, object, + data_shndx, + reloc.get_r_offset(), + reloc.get_r_addend()); + } + } + } + break; + + case elfcpp::R_SPARC_GOT10: + case elfcpp::R_SPARC_GOT13: + case elfcpp::R_SPARC_GOT22: + { + // The symbol requires a GOT entry. + Output_data_got<size, big_endian>* got; + + got = target->got_section(symtab, layout); + if (gsym->final_value_is_known()) + got->add_global(gsym, GOT_TYPE_STANDARD); + else + { + // If this symbol is not fully resolved, we need to add a + // dynamic relocation for it. + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + if (gsym->is_from_dynobj() + || gsym->is_undefined() + || gsym->is_preemptible()) + got->add_global_with_rela(gsym, GOT_TYPE_STANDARD, rela_dyn, + elfcpp::R_SPARC_GLOB_DAT); + else if (!gsym->has_got_offset(GOT_TYPE_STANDARD)) + { + unsigned int off = got->add_constant(0); + + gsym->set_got_offset(GOT_TYPE_STANDARD, off); + rela_dyn->add_global_relative(gsym, elfcpp::R_SPARC_RELATIVE, + got, off, 0); + } + } + } + break; + + // These are initial tls relocs, which are expected when + // linking. + case elfcpp::R_SPARC_TLS_GD_HI22: // Global-dynamic + case elfcpp::R_SPARC_TLS_GD_LO10: + case elfcpp::R_SPARC_TLS_GD_ADD: + case elfcpp::R_SPARC_TLS_GD_CALL: + case elfcpp::R_SPARC_TLS_LDM_HI22: // Local-dynamic + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + case elfcpp::R_SPARC_TLS_LDM_CALL: + case elfcpp::R_SPARC_TLS_LDO_HIX22: // Alternate local-dynamic + case elfcpp::R_SPARC_TLS_LDO_LOX10: + case elfcpp::R_SPARC_TLS_LDO_ADD: + case elfcpp::R_SPARC_TLS_LE_HIX22: + case elfcpp::R_SPARC_TLS_LE_LOX10: + case elfcpp::R_SPARC_TLS_IE_HI22: // Initial-exec + case elfcpp::R_SPARC_TLS_IE_LO10: + case elfcpp::R_SPARC_TLS_IE_LD: + case elfcpp::R_SPARC_TLS_IE_LDX: + { + const bool is_final = gsym->final_value_is_known(); + const tls::Tls_optimization optimized_type + = optimize_tls_reloc(is_final, r_type); + switch (r_type) + { + case elfcpp::R_SPARC_TLS_GD_HI22: // Global-dynamic + case elfcpp::R_SPARC_TLS_GD_LO10: + case elfcpp::R_SPARC_TLS_GD_ADD: + case elfcpp::R_SPARC_TLS_GD_CALL: + if (optimized_type == tls::TLSOPT_NONE) + { + // Create a pair of GOT entries for the module index and + // dtv-relative offset. + Output_data_got<size, big_endian>* got + = target->got_section(symtab, layout); + got->add_global_pair_with_rela(gsym, GOT_TYPE_TLS_PAIR, + target->rela_dyn_section(layout), + (size == 64 ? + elfcpp::R_SPARC_TLS_DTPMOD64 : + elfcpp::R_SPARC_TLS_DTPMOD32), + (size == 64 ? + elfcpp::R_SPARC_TLS_DTPOFF64 : + elfcpp::R_SPARC_TLS_DTPOFF32)); + + // Emit R_SPARC_WPLT30 against "__tls_get_addr" + if (r_type == elfcpp::R_SPARC_TLS_GD_CALL) + generate_tls_call(symtab, layout, target); + } + else if (optimized_type == tls::TLSOPT_TO_IE) + { + // Create a GOT entry for the tp-relative offset. + Output_data_got<size, big_endian>* got + = target->got_section(symtab, layout); + got->add_global_with_rela(gsym, GOT_TYPE_TLS_OFFSET, + target->rela_dyn_section(layout), + (size == 64 ? + elfcpp::R_SPARC_TLS_TPOFF64 : + elfcpp::R_SPARC_TLS_TPOFF32)); + } + else if (optimized_type != tls::TLSOPT_TO_LE) + unsupported_reloc_global(object, r_type, gsym); + break; + + case elfcpp::R_SPARC_TLS_LDM_HI22: // Local-dynamic + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + case elfcpp::R_SPARC_TLS_LDM_CALL: + if (optimized_type == tls::TLSOPT_NONE) + { + // Create a GOT entry for the module index. + target->got_mod_index_entry(symtab, layout, object); + + if (r_type == elfcpp::R_SPARC_TLS_LDM_CALL) + generate_tls_call(symtab, layout, target); + } + else if (optimized_type != tls::TLSOPT_TO_LE) + unsupported_reloc_global(object, r_type, gsym); + break; + + case elfcpp::R_SPARC_TLS_LDO_HIX22: // Alternate local-dynamic + case elfcpp::R_SPARC_TLS_LDO_LOX10: + case elfcpp::R_SPARC_TLS_LDO_ADD: + break; + + case elfcpp::R_SPARC_TLS_LE_HIX22: + case elfcpp::R_SPARC_TLS_LE_LOX10: + layout->set_has_static_tls(); + if (parameters->options().shared()) + { + Reloc_section* rela_dyn = target->rela_dyn_section(layout); + rela_dyn->add_global_relative(gsym, orig_r_type, + output_section, object, + data_shndx, reloc.get_r_offset(), + 0); + } + break; + + case elfcpp::R_SPARC_TLS_IE_HI22: // Initial-exec + case elfcpp::R_SPARC_TLS_IE_LO10: + case elfcpp::R_SPARC_TLS_IE_LD: + case elfcpp::R_SPARC_TLS_IE_LDX: + layout->set_has_static_tls(); + if (optimized_type == tls::TLSOPT_NONE) + { + // Create a GOT entry for the tp-relative offset. + Output_data_got<size, big_endian>* got + = target->got_section(symtab, layout); + got->add_global_with_rela(gsym, GOT_TYPE_TLS_OFFSET, + target->rela_dyn_section(layout), + (size == 64 ? + elfcpp::R_SPARC_TLS_TPOFF64 : + elfcpp::R_SPARC_TLS_TPOFF32)); + } + else if (optimized_type != tls::TLSOPT_TO_LE) + unsupported_reloc_global(object, r_type, gsym); + break; + } + } + break; + + // These are relocations which should only be seen by the + // dynamic linker, and should never be seen here. + case elfcpp::R_SPARC_COPY: + case elfcpp::R_SPARC_GLOB_DAT: + case elfcpp::R_SPARC_JMP_SLOT: + case elfcpp::R_SPARC_RELATIVE: + case elfcpp::R_SPARC_TLS_DTPMOD64: + case elfcpp::R_SPARC_TLS_DTPMOD32: + case elfcpp::R_SPARC_TLS_DTPOFF64: + case elfcpp::R_SPARC_TLS_DTPOFF32: + case elfcpp::R_SPARC_TLS_TPOFF64: + case elfcpp::R_SPARC_TLS_TPOFF32: + gold_error(_("%s: unexpected reloc %u in object file"), + object->name().c_str(), r_type); + break; + + default: + unsupported_reloc_global(object, r_type, gsym); + break; + } +} + +// Scan relocations for a section. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::scan_relocs( + const General_options& options, + Symbol_table* symtab, + Layout* layout, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + bool needs_special_offset_handling, + size_t local_symbol_count, + const unsigned char* plocal_symbols) +{ + typedef Target_sparc<size, big_endian> Sparc; + typedef typename Target_sparc<size, big_endian>::Scan Scan; + + if (sh_type == elfcpp::SHT_REL) + { + gold_error(_("%s: unsupported REL reloc section"), + object->name().c_str()); + return; + } + + gold::scan_relocs<size, big_endian, Sparc, elfcpp::SHT_RELA, Scan>( + options, + symtab, + layout, + this, + object, + data_shndx, + prelocs, + reloc_count, + output_section, + needs_special_offset_handling, + local_symbol_count, + plocal_symbols); +} + +// Finalize the sections. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::do_finalize_sections(Layout* layout) +{ + // Fill in some more dynamic tags. + Output_data_dynamic* const odyn = layout->dynamic_data(); + if (odyn != NULL) + { + if (this->plt_ != NULL) + { + const Output_data* od = this->plt_->rel_plt(); + odyn->add_section_size(elfcpp::DT_PLTRELSZ, od); + odyn->add_section_address(elfcpp::DT_JMPREL, od); + odyn->add_constant(elfcpp::DT_PLTREL, elfcpp::DT_RELA); + + odyn->add_section_address(elfcpp::DT_PLTGOT, this->plt_); + } + + if (this->rela_dyn_ != NULL) + { + const Output_data* od = this->rela_dyn_; + odyn->add_section_address(elfcpp::DT_RELA, od); + odyn->add_section_size(elfcpp::DT_RELASZ, od); + odyn->add_constant(elfcpp::DT_RELAENT, + elfcpp::Elf_sizes<size>::rela_size); + } + + if (!parameters->options().shared()) + { + // The value of the DT_DEBUG tag is filled in by the dynamic + // linker at run time, and used by the debugger. + odyn->add_constant(elfcpp::DT_DEBUG, 0); + } + } + + // Emit any relocs we saved in an attempt to avoid generating COPY + // relocs. + if (this->copy_relocs_ == NULL) + return; + if (this->copy_relocs_->any_to_emit()) + { + Reloc_section* rela_dyn = this->rela_dyn_section(layout); + this->copy_relocs_->emit(rela_dyn); + } + delete this->copy_relocs_; + this->copy_relocs_ = NULL; +} + +// Perform a relocation. + +template<int size, bool big_endian> +inline bool +Target_sparc<size, big_endian>::Relocate::relocate( + const Relocate_info<size, big_endian>* relinfo, + Target_sparc* target, + size_t relnum, + const elfcpp::Rela<size, big_endian>& rela, + unsigned int r_type, + const Sized_symbol<size>* gsym, + const Symbol_value<size>* psymval, + unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr address, + section_size_type view_size) +{ + r_type &= 0xff; + + if (this->ignore_gd_add_) + { + if (r_type != elfcpp::R_SPARC_TLS_GD_ADD) + gold_error_at_location(relinfo, relnum, rela.get_r_offset(), + _("missing expected TLS relocation")); + else + { + this->ignore_gd_add_ = false; + return false; + } + } + + typedef Sparc_relocate_functions<size, big_endian> Reloc; + + // Pick the value to use for symbols defined in shared objects. + Symbol_value<size> symval; + if (gsym != NULL + && (gsym->is_from_dynobj() + || (parameters->options().shared() + && (gsym->is_undefined() || gsym->is_preemptible()))) + && gsym->has_plt_offset()) + { + elfcpp::Elf_Xword value; + + value = target->plt_section()->address() + gsym->plt_offset(); + + symval.set_output_value(value); + + psymval = &symval; + } + + const Sized_relobj<size, big_endian>* object = relinfo->object; + const elfcpp::Elf_Xword addend = rela.get_r_addend(); + + // Get the GOT offset if needed. Unlike i386 and x86_64, our GOT + // pointer points to the beginning, not the end, of the table. + // So we just use the plain offset. + bool have_got_offset = false; + unsigned int got_offset = 0; + switch (r_type) + { + case elfcpp::R_SPARC_GOT10: + case elfcpp::R_SPARC_GOT13: + case elfcpp::R_SPARC_GOT22: + if (gsym != NULL) + { + gold_assert(gsym->has_got_offset(GOT_TYPE_STANDARD)); + got_offset = gsym->got_offset(GOT_TYPE_STANDARD); + } + else + { + unsigned int r_sym = elfcpp::elf_r_sym<size>(rela.get_r_info()); + gold_assert(object->local_has_got_offset(r_sym, GOT_TYPE_STANDARD)); + got_offset = object->local_got_offset(r_sym, GOT_TYPE_STANDARD); + } + have_got_offset = true; + break; + + default: + break; + } + + switch (r_type) + { + case elfcpp::R_SPARC_NONE: + case elfcpp::R_SPARC_REGISTER: + case elfcpp::R_SPARC_GNU_VTINHERIT: + case elfcpp::R_SPARC_GNU_VTENTRY: + break; + + case elfcpp::R_SPARC_8: + Relocate_functions<size, big_endian>::rela8(view, object, + psymval, addend); + break; + + case elfcpp::R_SPARC_16: + Relocate_functions<size, big_endian>::rela16(view, object, + psymval, addend); + break; + + case elfcpp::R_SPARC_32: + if (!parameters->options().output_is_position_independent()) + Relocate_functions<size, big_endian>::rela32(view, object, + psymval, addend); + break; + + case elfcpp::R_SPARC_DISP8: + Reloc::disp8(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_DISP16: + Reloc::disp16(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_DISP32: + Reloc::disp32(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_DISP64: + Reloc::disp64(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_WDISP30: + case elfcpp::R_SPARC_WPLT30: + Reloc::wdisp30(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_WDISP22: + Reloc::wdisp22(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_WDISP19: + Reloc::wdisp19(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_WDISP16: + Reloc::wdisp16(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_HI22: + Reloc::hi22(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_22: + Reloc::rela32_22(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_13: + Reloc::rela32_13(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_LO10: + Reloc::lo10(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_GOT10: + Reloc::lo10(view, got_offset, addend); + break; + + case elfcpp::R_SPARC_GOT13: + Reloc::rela32_13(view, got_offset, addend); + break; + + case elfcpp::R_SPARC_GOT22: + Reloc::hi22(view, got_offset, addend); + break; + + case elfcpp::R_SPARC_PC10: + Reloc::pc10(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_PC22: + Reloc::pc22(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_TLS_DTPOFF32: + case elfcpp::R_SPARC_UA32: + Reloc::ua32(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_PLT64: + Relocate_functions<size, big_endian>::rela64(view, object, + psymval, addend); + break; + + case elfcpp::R_SPARC_PLT32: + Relocate_functions<size, big_endian>::rela32(view, object, + psymval, addend); + break; + + case elfcpp::R_SPARC_HIPLT22: + Reloc::hi22(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_LOPLT10: + Reloc::lo10(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_PCPLT32: + Reloc::disp32(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_PCPLT22: + Reloc::pcplt22(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_PCPLT10: + Reloc::lo10(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_64: + if (!parameters->options().output_is_position_independent()) + Relocate_functions<size, big_endian>::rela64(view, object, + psymval, addend); + break; + + case elfcpp::R_SPARC_OLO10: + { + unsigned int addend2 = rela.get_r_info() & 0xffffffff; + addend2 = ((addend2 >> 8) ^ 0x800000) - 0x800000; + Reloc::olo10(view, object, psymval, addend, addend2); + } + break; + + case elfcpp::R_SPARC_HH22: + Reloc::hh22(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_PC_HH22: + Reloc::pc_hh22(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_HM10: + Reloc::hm10(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_PC_HM10: + Reloc::pc_hm10(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_LM22: + Reloc::hi22(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_PC_LM22: + Reloc::pcplt22(view, object, psymval, addend, address); + break; + + case elfcpp::R_SPARC_11: + Reloc::rela32_11(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_10: + Reloc::rela32_10(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_7: + Reloc::rela32_7(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_6: + Reloc::rela32_6(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_5: + Reloc::rela32_5(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_HIX22: + Reloc::hix22(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_LOX10: + Reloc::lox10(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_H44: + Reloc::h44(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_M44: + Reloc::m44(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_L44: + Reloc::l44(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_TLS_DTPOFF64: + case elfcpp::R_SPARC_UA64: + Reloc::ua64(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_UA16: + Reloc::ua16(view, object, psymval, addend); + break; + + case elfcpp::R_SPARC_TLS_GD_HI22: + case elfcpp::R_SPARC_TLS_GD_LO10: + case elfcpp::R_SPARC_TLS_GD_ADD: + case elfcpp::R_SPARC_TLS_GD_CALL: + case elfcpp::R_SPARC_TLS_LDM_HI22: + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + case elfcpp::R_SPARC_TLS_LDM_CALL: + case elfcpp::R_SPARC_TLS_LDO_HIX22: + case elfcpp::R_SPARC_TLS_LDO_LOX10: + case elfcpp::R_SPARC_TLS_LDO_ADD: + case elfcpp::R_SPARC_TLS_IE_HI22: + case elfcpp::R_SPARC_TLS_IE_LO10: + case elfcpp::R_SPARC_TLS_IE_LD: + case elfcpp::R_SPARC_TLS_IE_LDX: + case elfcpp::R_SPARC_TLS_LE_HIX22: + case elfcpp::R_SPARC_TLS_LE_LOX10: + this->relocate_tls(relinfo, target, relnum, rela, + r_type, gsym, psymval, view, + address, view_size); + break; + + case elfcpp::R_SPARC_COPY: + case elfcpp::R_SPARC_GLOB_DAT: + case elfcpp::R_SPARC_JMP_SLOT: + case elfcpp::R_SPARC_RELATIVE: + // These are outstanding tls relocs, which are unexpected when + // linking. + case elfcpp::R_SPARC_TLS_DTPMOD64: + case elfcpp::R_SPARC_TLS_DTPMOD32: + case elfcpp::R_SPARC_TLS_TPOFF64: + case elfcpp::R_SPARC_TLS_TPOFF32: + gold_error_at_location(relinfo, relnum, rela.get_r_offset(), + _("unexpected reloc %u in object file"), + r_type); + break; + + default: + gold_error_at_location(relinfo, relnum, rela.get_r_offset(), + _("unsupported reloc %u"), + r_type); + break; + } + + return true; +} + +// Perform a TLS relocation. + +template<int size, bool big_endian> +inline void +Target_sparc<size, big_endian>::Relocate::relocate_tls( + const Relocate_info<size, big_endian>* relinfo, + Target_sparc<size, big_endian>* target, + size_t relnum, + const elfcpp::Rela<size, big_endian>& rela, + unsigned int r_type, + const Sized_symbol<size>* gsym, + const Symbol_value<size>* psymval, + unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr address, + section_size_type) +{ + Output_segment* tls_segment = relinfo->layout->tls_segment(); + typedef Sparc_relocate_functions<size, big_endian> Reloc; + const Sized_relobj<size, big_endian>* object = relinfo->object; + typedef typename elfcpp::Swap<32, true>::Valtype Insntype; + + const elfcpp::Elf_Xword addend = rela.get_r_addend(); + typename elfcpp::Elf_types<size>::Elf_Addr value = psymval->value(object, 0); + + const bool is_final = + (gsym == NULL + ? !parameters->options().output_is_position_independent() + : gsym->final_value_is_known()); + const tls::Tls_optimization optimized_type + = optimize_tls_reloc(is_final, r_type); + + switch (r_type) + { + case elfcpp::R_SPARC_TLS_GD_HI22: + case elfcpp::R_SPARC_TLS_GD_LO10: + case elfcpp::R_SPARC_TLS_GD_ADD: + case elfcpp::R_SPARC_TLS_GD_CALL: + if (optimized_type == tls::TLSOPT_TO_LE) + { + Insntype* wv = reinterpret_cast<Insntype*>(view); + Insntype val; + + value -= tls_segment->memsz(); + + switch (r_type) + { + case elfcpp::R_SPARC_TLS_GD_HI22: + // TLS_GD_HI22 --> TLS_LE_HIX22 + Reloc::hix22(view, value, addend); + break; + + case elfcpp::R_SPARC_TLS_GD_LO10: + // TLS_GD_LO10 --> TLS_LE_LOX10 + Reloc::lox10(view, value, addend); + break; + + case elfcpp::R_SPARC_TLS_GD_ADD: + // add %reg1, %reg2, %reg3 --> mov %g7, %reg2, %reg3 + val = elfcpp::Swap<32, true>::readval(wv); + val = (val & ~0x7c000) | 0x1c000; + elfcpp::Swap<32, true>::writeval(wv, val); + break; + case elfcpp::R_SPARC_TLS_GD_CALL: + // call __tls_get_addr --> nop + elfcpp::Swap<32, true>::writeval(wv, sparc_nop); + break; + } + break; + } + else + { + unsigned int got_type = (optimized_type == tls::TLSOPT_TO_IE + ? GOT_TYPE_TLS_OFFSET + : GOT_TYPE_TLS_PAIR); + if (gsym != NULL) + { + gold_assert(gsym->has_got_offset(got_type)); + value = gsym->got_offset(got_type); + } + else + { + unsigned int r_sym = elfcpp::elf_r_sym<size>(rela.get_r_info()); + gold_assert(object->local_has_got_offset(r_sym, got_type)); + value = object->local_got_offset(r_sym, got_type); + } + if (optimized_type == tls::TLSOPT_TO_IE) + { + Insntype* wv = reinterpret_cast<Insntype*>(view); + Insntype val; + + switch (r_type) + { + case elfcpp::R_SPARC_TLS_GD_HI22: + // TLS_GD_HI22 --> TLS_IE_HI22 + Reloc::hi22(view, value, addend); + break; + + case elfcpp::R_SPARC_TLS_GD_LO10: + // TLS_GD_LO10 --> TLS_IE_LO10 + Reloc::lo10(view, value, addend); + break; + + case elfcpp::R_SPARC_TLS_GD_ADD: + // add %reg1, %reg2, %reg3 --> ld [%reg1 + %reg2], %reg3 + val = elfcpp::Swap<32, true>::readval(wv); + + if (size == 64) + val |= 0xc0580000; + else + val |= 0xc0000000; + + elfcpp::Swap<32, true>::writeval(wv, val); + break; + + case elfcpp::R_SPARC_TLS_GD_CALL: + // The compiler can put the TLS_GD_ADD instruction + // into the delay slot of the call. If so, we need + // to transpose the two instructions so that the + // the new sequence works properly. + // + // The test we use is if the instruction in the + // delay slot is an add with destination register + // equal to %o0 + val = elfcpp::Swap<32, true>::readval(wv + 1); + if ((val & 0x81f80000) == 0x80000000 + && ((val >> 25) & 0x1f) == 0x8) + { + if (size == 64) + val |= 0xc0580000; + else + val |= 0xc0000000; + + elfcpp::Swap<32, true>::writeval(wv, val); + + wv += 1; + this->ignore_gd_add_ = true; + } + + // call __tls_get_addr --> add %g7, %o0, %o0 + elfcpp::Swap<32, true>::writeval(wv, 0x9001c008); + break; + } + break; + } + else if (optimized_type == tls::TLSOPT_NONE) + { + switch (r_type) + { + case elfcpp::R_SPARC_TLS_GD_HI22: + Reloc::hi22(view, value, addend); + break; + case elfcpp::R_SPARC_TLS_GD_LO10: + Reloc::lo10(view, value, addend); + break; + case elfcpp::R_SPARC_TLS_GD_ADD: + break; + case elfcpp::R_SPARC_TLS_GD_CALL: + { + Symbol_value<size> symval; + elfcpp::Elf_Xword value; + Symbol* tsym; + + tsym = target->tls_get_addr_sym_; + gold_assert(tsym); + value = (target->plt_section()->address() + + tsym->plt_offset()); + symval.set_output_value(value); + Reloc::wdisp30(view, object, &symval, addend, address); + } + break; + } + break; + } + } + gold_error_at_location(relinfo, relnum, rela.get_r_offset(), + _("unsupported reloc %u"), + r_type); + break; + + case elfcpp::R_SPARC_TLS_LDM_HI22: + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + case elfcpp::R_SPARC_TLS_LDM_CALL: + if (optimized_type == tls::TLSOPT_TO_LE) + { + Insntype* wv = reinterpret_cast<Insntype*>(view); + + switch (r_type) + { + case elfcpp::R_SPARC_TLS_LDM_HI22: + case elfcpp::R_SPARC_TLS_LDM_LO10: + case elfcpp::R_SPARC_TLS_LDM_ADD: + elfcpp::Swap<32, true>::writeval(wv, sparc_nop); + break; + + case elfcpp::R_SPARC_TLS_LDM_CALL: + elfcpp::Swap<32, true>::writeval(wv, sparc_mov_g0_o0); + break; + } + break; + } + else if (optimized_type == tls::TLSOPT_NONE) + { + // Relocate the field with the offset of the GOT entry for + // the module index. + unsigned int got_offset; + + got_offset = target->got_mod_index_entry(NULL, NULL, NULL); + switch (r_type) + { + case elfcpp::R_SPARC_TLS_LDM_HI22: + Reloc::hi22(view, got_offset, addend); + break; + case elfcpp::R_SPARC_TLS_LDM_LO10: + Reloc::lo10(view, got_offset, addend); + break; + case elfcpp::R_SPARC_TLS_LDM_ADD: + break; + case elfcpp::R_SPARC_TLS_LDM_CALL: + { + Symbol_value<size> symval; + elfcpp::Elf_Xword value; + Symbol* tsym; + + tsym = target->tls_get_addr_sym_; + gold_assert(tsym); + value = (target->plt_section()->address() + + tsym->plt_offset()); + symval.set_output_value(value); + Reloc::wdisp30(view, object, &symval, addend, address); + } + break; + } + break; + } + gold_error_at_location(relinfo, relnum, rela.get_r_offset(), + _("unsupported reloc %u"), + r_type); + break; + + // These relocs can appear in debugging sections, in which case + // we won't see the TLS_LDM relocs. The local_dynamic_type + // field tells us this. + case elfcpp::R_SPARC_TLS_LDO_HIX22: + if (optimized_type == tls::TLSOPT_TO_LE) + { + value -= tls_segment->memsz(); + Reloc::hix22(view, value, addend); + } + else + Reloc::ldo_hix22(view, value, addend); + break; + case elfcpp::R_SPARC_TLS_LDO_LOX10: + if (optimized_type == tls::TLSOPT_TO_LE) + { + value -= tls_segment->memsz(); + Reloc::lox10(view, value, addend); + } + else + Reloc::ldo_lox10(view, value, addend); + break; + case elfcpp::R_SPARC_TLS_LDO_ADD: + if (optimized_type == tls::TLSOPT_TO_LE) + { + Insntype* wv = reinterpret_cast<Insntype*>(view); + Insntype val; + + // add %reg1, %reg2, %reg3 --> add %g7, %reg2, %reg3 + val = elfcpp::Swap<32, true>::readval(wv); + val = (val & ~0x7c000) | 0x1c000; + elfcpp::Swap<32, true>::writeval(wv, val); + } + break; + + // When optimizing IE --> LE, the only relocation that is handled + // differently is R_SPARC_TLS_IE_LD, it is rewritten from + // 'ld{,x} [rs1 + rs2], rd' into 'mov rs2, rd' or simply a NOP is + // rs2 and rd are the same. + case elfcpp::R_SPARC_TLS_IE_LD: + case elfcpp::R_SPARC_TLS_IE_LDX: + if (optimized_type == tls::TLSOPT_TO_LE) + { + Insntype* wv = reinterpret_cast<Insntype*>(view); + Insntype val = elfcpp::Swap<32, true>::readval(wv); + Insntype rs2 = val & 0x1f; + Insntype rd = (val >> 25) & 0x1f; + + if (rs2 == rd) + val = sparc_nop; + else + val = sparc_mov | (val & 0x3e00001f); + + elfcpp::Swap<32, true>::writeval(wv, val); + } + break; + + case elfcpp::R_SPARC_TLS_IE_HI22: + case elfcpp::R_SPARC_TLS_IE_LO10: + if (optimized_type == tls::TLSOPT_TO_LE) + { + value -= tls_segment->memsz(); + switch (r_type) + { + case elfcpp::R_SPARC_TLS_IE_HI22: + // IE_HI22 --> LE_HIX22 + Reloc::hix22(view, value, addend); + break; + case elfcpp::R_SPARC_TLS_IE_LO10: + // IE_LO10 --> LE_LOX10 + Reloc::lox10(view, value, addend); + break; + } + break; + } + else if (optimized_type == tls::TLSOPT_NONE) + { + // Relocate the field with the offset of the GOT entry for + // the tp-relative offset of the symbol. + if (gsym != NULL) + { + gold_assert(gsym->has_got_offset(GOT_TYPE_TLS_OFFSET)); + value = gsym->got_offset(GOT_TYPE_TLS_OFFSET); + } + else + { + unsigned int r_sym = elfcpp::elf_r_sym<size>(rela.get_r_info()); + gold_assert(object->local_has_got_offset(r_sym, + GOT_TYPE_TLS_OFFSET)); + value = object->local_got_offset(r_sym, + GOT_TYPE_TLS_OFFSET); + } + switch (r_type) + { + case elfcpp::R_SPARC_TLS_IE_HI22: + Reloc::hi22(view, value, addend); + break; + case elfcpp::R_SPARC_TLS_IE_LO10: + Reloc::lo10(view, value, addend); + break; + } + break; + } + gold_error_at_location(relinfo, relnum, rela.get_r_offset(), + _("unsupported reloc %u"), + r_type); + break; + + case elfcpp::R_SPARC_TLS_LE_HIX22: + // If we're creating a shared library, a dynamic relocation will + // have been created for this location, so do not apply it now. + if (!parameters->options().shared()) + { + value -= tls_segment->memsz(); + Reloc::hix22(view, value, addend); + } + break; + + case elfcpp::R_SPARC_TLS_LE_LOX10: + // If we're creating a shared library, a dynamic relocation will + // have been created for this location, so do not apply it now. + if (!parameters->options().shared()) + { + value -= tls_segment->memsz(); + Reloc::lox10(view, value, addend); + } + break; + } +} + +// Relocate section data. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::relocate_section( + const Relocate_info<size, big_endian>* relinfo, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + bool needs_special_offset_handling, + unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr address, + section_size_type view_size) +{ + typedef Target_sparc<size, big_endian> Sparc; + typedef typename Target_sparc<size, big_endian>::Relocate Sparc_relocate; + + gold_assert(sh_type == elfcpp::SHT_RELA); + + gold::relocate_section<size, big_endian, Sparc, elfcpp::SHT_RELA, + Sparc_relocate>( + relinfo, + this, + prelocs, + reloc_count, + output_section, + needs_special_offset_handling, + view, + address, + view_size); +} + +// Return the size of a relocation while scanning during a relocatable +// link. + +template<int size, bool big_endian> +unsigned int +Target_sparc<size, big_endian>::Relocatable_size_for_reloc::get_size_for_reloc( + unsigned int, + Relobj*) +{ + // We are always SHT_RELA, so we should never get here. + gold_unreachable(); + return 0; +} + +// Scan the relocs during a relocatable link. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::scan_relocatable_relocs( + const General_options& options, + Symbol_table* symtab, + Layout* layout, + Sized_relobj<size, big_endian>* object, + unsigned int data_shndx, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + bool needs_special_offset_handling, + size_t local_symbol_count, + const unsigned char* plocal_symbols, + Relocatable_relocs* rr) +{ + gold_assert(sh_type == elfcpp::SHT_RELA); + + typedef gold::Default_scan_relocatable_relocs<elfcpp::SHT_RELA, + Relocatable_size_for_reloc> Scan_relocatable_relocs; + + gold::scan_relocatable_relocs<size, big_endian, elfcpp::SHT_RELA, + Scan_relocatable_relocs>( + options, + symtab, + layout, + object, + data_shndx, + prelocs, + reloc_count, + output_section, + needs_special_offset_handling, + local_symbol_count, + plocal_symbols, + rr); +} + +// Relocate a section during a relocatable link. + +template<int size, bool big_endian> +void +Target_sparc<size, big_endian>::relocate_for_relocatable( + const Relocate_info<size, big_endian>* relinfo, + unsigned int sh_type, + const unsigned char* prelocs, + size_t reloc_count, + Output_section* output_section, + off_t offset_in_output_section, + const Relocatable_relocs* rr, + unsigned char* view, + typename elfcpp::Elf_types<size>::Elf_Addr view_address, + section_size_type view_size, + unsigned char* reloc_view, + section_size_type reloc_view_size) +{ + gold_assert(sh_type == elfcpp::SHT_RELA); + + gold::relocate_for_relocatable<size, big_endian, elfcpp::SHT_RELA>( + relinfo, + prelocs, + reloc_count, + output_section, + offset_in_output_section, + rr, + view, + view_address, + view_size, + reloc_view, + reloc_view_size); +} + +// Return the value to use for a dynamic which requires special +// treatment. This is how we support equality comparisons of function +// pointers across shared library boundaries, as described in the +// processor specific ABI supplement. + +template<int size, bool big_endian> +uint64_t +Target_sparc<size, big_endian>::do_dynsym_value(const Symbol* gsym) const +{ + gold_assert(gsym->is_from_dynobj() && gsym->has_plt_offset()); + return this->plt_section()->address() + gsym->plt_offset(); +} + +// The selector for sparc object files. + +template<int size, bool big_endian> +class Target_selector_sparc : public Target_selector +{ +public: + Target_selector_sparc() + : Target_selector(elfcpp::EM_NONE, size, big_endian, + (size == 64 ? "elf64-sparc" : "elf32-sparc")) + { } + + Target* instantiated_target_; + + Target* do_recognize(int machine, int, int) + { + switch (size) + { + case 64: + if (machine != elfcpp::EM_SPARCV9) + return NULL; + break; + + case 32: + if (machine != elfcpp::EM_SPARC + && machine != elfcpp::EM_SPARC32PLUS) + return NULL; + break; + + default: + return NULL; + } + + return do_instantiate_target(); + } + + Target* do_instantiate_target() + { + if (this->instantiated_target_ == NULL) + this->instantiated_target_ = new Target_sparc<size, big_endian>(); + return this->instantiated_target_; + } +}; + +Target_selector_sparc<32, true> target_selector_sparc32; +Target_selector_sparc<64, true> target_selector_sparc64; + +} // End anonymous namespace. |